diff options
37 files changed, 175 insertions, 805 deletions
diff --git a/drivers/net/bonding/bond_debugfs.c b/drivers/net/bonding/bond_debugfs.c index 1360f1ffe070..f3f86ef68ae0 100644 --- a/drivers/net/bonding/bond_debugfs.c +++ b/drivers/net/bonding/bond_debugfs.c @@ -55,11 +55,6 @@ void bond_debug_register(struct bonding *bond) bond->debug_dir = debugfs_create_dir(bond->dev->name, bonding_debug_root); - if (!bond->debug_dir) { - netdev_warn(bond->dev, "failed to register to debugfs\n"); - return; - } - debugfs_create_file("rlb_hash_table", 0400, bond->debug_dir, bond, &bond_debug_rlb_hash_fops); } diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c b/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c index b91143947ed2..b0a6c96b6ef4 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c @@ -438,7 +438,6 @@ static const struct file_operations xi2c_reg_value_fops = { void xgbe_debugfs_init(struct xgbe_prv_data *pdata) { - struct dentry *pfile; char *buf; /* Set defaults */ @@ -451,88 +450,48 @@ void xgbe_debugfs_init(struct xgbe_prv_data *pdata) return; pdata->xgbe_debugfs = debugfs_create_dir(buf, NULL); - if (!pdata->xgbe_debugfs) { - netdev_err(pdata->netdev, "debugfs_create_dir failed\n"); - kfree(buf); - return; - } - pfile = debugfs_create_file("xgmac_register", 0600, - pdata->xgbe_debugfs, pdata, - &xgmac_reg_addr_fops); - if (!pfile) - netdev_err(pdata->netdev, "debugfs_create_file failed\n"); + debugfs_create_file("xgmac_register", 0600, pdata->xgbe_debugfs, pdata, + &xgmac_reg_addr_fops); - pfile = debugfs_create_file("xgmac_register_value", 0600, - pdata->xgbe_debugfs, pdata, - &xgmac_reg_value_fops); - if (!pfile) - netdev_err(pdata->netdev, "debugfs_create_file failed\n"); + debugfs_create_file("xgmac_register_value", 0600, pdata->xgbe_debugfs, + pdata, &xgmac_reg_value_fops); - pfile = debugfs_create_file("xpcs_mmd", 0600, - pdata->xgbe_debugfs, pdata, - &xpcs_mmd_fops); - if (!pfile) - netdev_err(pdata->netdev, "debugfs_create_file failed\n"); + debugfs_create_file("xpcs_mmd", 0600, pdata->xgbe_debugfs, pdata, + &xpcs_mmd_fops); - pfile = debugfs_create_file("xpcs_register", 0600, - pdata->xgbe_debugfs, pdata, - &xpcs_reg_addr_fops); - if (!pfile) - netdev_err(pdata->netdev, "debugfs_create_file failed\n"); + debugfs_create_file("xpcs_register", 0600, pdata->xgbe_debugfs, pdata, + &xpcs_reg_addr_fops); - pfile = debugfs_create_file("xpcs_register_value", 0600, - pdata->xgbe_debugfs, pdata, - &xpcs_reg_value_fops); - if (!pfile) - netdev_err(pdata->netdev, "debugfs_create_file failed\n"); + debugfs_create_file("xpcs_register_value", 0600, pdata->xgbe_debugfs, + pdata, &xpcs_reg_value_fops); if (pdata->xprop_regs) { - pfile = debugfs_create_file("xprop_register", 0600, - pdata->xgbe_debugfs, pdata, - &xprop_reg_addr_fops); - if (!pfile) - netdev_err(pdata->netdev, - "debugfs_create_file failed\n"); - - pfile = debugfs_create_file("xprop_register_value", 0600, - pdata->xgbe_debugfs, pdata, - &xprop_reg_value_fops); - if (!pfile) - netdev_err(pdata->netdev, - "debugfs_create_file failed\n"); + debugfs_create_file("xprop_register", 0600, pdata->xgbe_debugfs, + pdata, &xprop_reg_addr_fops); + + debugfs_create_file("xprop_register_value", 0600, + pdata->xgbe_debugfs, pdata, + &xprop_reg_value_fops); } if (pdata->xi2c_regs) { - pfile = debugfs_create_file("xi2c_register", 0600, - pdata->xgbe_debugfs, pdata, - &xi2c_reg_addr_fops); - if (!pfile) - netdev_err(pdata->netdev, - "debugfs_create_file failed\n"); - - pfile = debugfs_create_file("xi2c_register_value", 0600, - pdata->xgbe_debugfs, pdata, - &xi2c_reg_value_fops); - if (!pfile) - netdev_err(pdata->netdev, - "debugfs_create_file failed\n"); + debugfs_create_file("xi2c_register", 0600, pdata->xgbe_debugfs, + pdata, &xi2c_reg_addr_fops); + + debugfs_create_file("xi2c_register_value", 0600, + pdata->xgbe_debugfs, pdata, + &xi2c_reg_value_fops); } if (pdata->vdata->an_cdr_workaround) { - pfile = debugfs_create_bool("an_cdr_workaround", 0600, - pdata->xgbe_debugfs, - &pdata->debugfs_an_cdr_workaround); - if (!pfile) - netdev_err(pdata->netdev, - "debugfs_create_bool failed\n"); - - pfile = debugfs_create_bool("an_cdr_track_early", 0600, - pdata->xgbe_debugfs, - &pdata->debugfs_an_cdr_track_early); - if (!pfile) - netdev_err(pdata->netdev, - "debugfs_create_bool failed\n"); + debugfs_create_bool("an_cdr_workaround", 0600, + pdata->xgbe_debugfs, + &pdata->debugfs_an_cdr_workaround); + + debugfs_create_bool("an_cdr_track_early", 0600, + pdata->xgbe_debugfs, + &pdata->debugfs_an_cdr_track_early); } kfree(buf); @@ -546,7 +505,6 @@ void xgbe_debugfs_exit(struct xgbe_prv_data *pdata) void xgbe_debugfs_rename(struct xgbe_prv_data *pdata) { - struct dentry *pfile; char *buf; if (!pdata->xgbe_debugfs) @@ -559,11 +517,8 @@ void xgbe_debugfs_rename(struct xgbe_prv_data *pdata) if (!strcmp(pdata->xgbe_debugfs->d_name.name, buf)) goto out; - pfile = debugfs_rename(pdata->xgbe_debugfs->d_parent, - pdata->xgbe_debugfs, - pdata->xgbe_debugfs->d_parent, buf); - if (!pfile) - netdev_err(pdata->netdev, "debugfs_rename failed\n"); + debugfs_rename(pdata->xgbe_debugfs->d_parent, pdata->xgbe_debugfs, + pdata->xgbe_debugfs->d_parent, buf); out: kfree(buf); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index e3262089b751..1b1610d5b573 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1724,7 +1724,6 @@ struct bnxt { u8 switch_id[8]; struct bnxt_tc_info *tc_info; struct dentry *debugfs_pdev; - struct dentry *debugfs_dim; struct device *hwmon_dev; }; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_debugfs.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_debugfs.c index 61393f351a77..156c2404854f 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_debugfs.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_debugfs.c @@ -61,45 +61,30 @@ static const struct file_operations debugfs_dim_fops = { .read = debugfs_dim_read, }; -static struct dentry *debugfs_dim_ring_init(struct dim *dim, int ring_idx, - struct dentry *dd) +static void debugfs_dim_ring_init(struct dim *dim, int ring_idx, + struct dentry *dd) { static char qname[16]; snprintf(qname, 10, "%d", ring_idx); - return debugfs_create_file(qname, 0600, dd, - dim, &debugfs_dim_fops); + debugfs_create_file(qname, 0600, dd, dim, &debugfs_dim_fops); } void bnxt_debug_dev_init(struct bnxt *bp) { const char *pname = pci_name(bp->pdev); - struct dentry *pdevf; + struct dentry *dir; int i; bp->debugfs_pdev = debugfs_create_dir(pname, bnxt_debug_mnt); - if (bp->debugfs_pdev) { - pdevf = debugfs_create_dir("dim", bp->debugfs_pdev); - if (!pdevf) { - pr_err("failed to create debugfs entry %s/dim\n", - pname); - return; - } - bp->debugfs_dim = pdevf; - /* create files for each rx ring */ - for (i = 0; i < bp->cp_nr_rings; i++) { - struct bnxt_cp_ring_info *cpr = &bp->bnapi[i]->cp_ring; + dir = debugfs_create_dir("dim", bp->debugfs_pdev); - if (cpr && bp->bnapi[i]->rx_ring) { - pdevf = debugfs_dim_ring_init(&cpr->dim, i, - bp->debugfs_dim); - if (!pdevf) - pr_err("failed to create debugfs entry %s/dim/%d\n", - pname, i); - } - } - } else { - pr_err("failed to create debugfs entry %s\n", pname); + /* create files for each rx ring */ + for (i = 0; i < bp->cp_nr_rings; i++) { + struct bnxt_cp_ring_info *cpr = &bp->bnapi[i]->cp_ring; + + if (cpr && bp->bnapi[i]->rx_ring) + debugfs_dim_ring_init(&cpr->dim, i, dir); } } @@ -114,8 +99,6 @@ void bnxt_debug_dev_exit(struct bnxt *bp) void bnxt_debug_init(void) { bnxt_debug_mnt = debugfs_create_dir("bnxt_en", NULL); - if (!bnxt_debug_mnt) - pr_err("failed to init bnxt_en debugfs\n"); } void bnxt_debug_exit(void) diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index 02959035ed3f..dd99c55d9a88 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -3529,7 +3529,6 @@ int t4_setup_debugfs(struct adapter *adap) { int i; u32 size = 0; - struct dentry *de; static struct t4_debugfs_entry t4_debugfs_files[] = { { "cim_la", &cim_la_fops, 0400, 0 }, @@ -3640,8 +3639,8 @@ int t4_setup_debugfs(struct adapter *adap) } } - de = debugfs_create_file_size("flash", 0400, adap->debugfs_root, adap, - &flash_debugfs_fops, adap->params.sf_size); + debugfs_create_file_size("flash", 0400, adap->debugfs_root, adap, + &flash_debugfs_fops, adap->params.sf_size); debugfs_create_bool("use_backdoor", 0600, adap->debugfs_root, &adap->use_bd); debugfs_create_bool("trace_rss", 0600, diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 4311ad9c84b2..71854a19cebe 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -6269,10 +6269,7 @@ static int __init cxgb4_init_module(void) { int ret; - /* Debugfs support is optional, just warn if this fails */ cxgb4_debugfs_root = debugfs_create_dir(KBUILD_MODNAME, NULL); - if (!cxgb4_debugfs_root) - pr_warn("could not create debugfs entry, continuing\n"); ret = pci_register_driver(&cxgb4_driver); if (ret < 0) diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c index 6d4cf3d0b2f0..f6fc0875d5b0 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c @@ -2478,11 +2478,10 @@ static int setup_debugfs(struct adapter *adapter) * Debugfs support is best effort. */ for (i = 0; i < ARRAY_SIZE(debugfs_files); i++) - (void)debugfs_create_file(debugfs_files[i].name, - debugfs_files[i].mode, - adapter->debugfs_root, - (void *)adapter, - debugfs_files[i].fops); + debugfs_create_file(debugfs_files[i].name, + debugfs_files[i].mode, + adapter->debugfs_root, (void *)adapter, + debugfs_files[i].fops); return 0; } @@ -3257,11 +3256,7 @@ static int cxgb4vf_pci_probe(struct pci_dev *pdev, adapter->debugfs_root = debugfs_create_dir(pci_name(pdev), cxgb4vf_debugfs_root); - if (IS_ERR_OR_NULL(adapter->debugfs_root)) - dev_warn(&pdev->dev, "could not create debugfs" - " directory"); - else - setup_debugfs(adapter); + setup_debugfs(adapter); } /* @@ -3486,13 +3481,11 @@ static int __init cxgb4vf_module_init(void) return -EINVAL; } - /* Debugfs support is optional, just warn if this fails */ + /* Debugfs support is optional, debugfs will warn if this fails */ cxgb4vf_debugfs_root = debugfs_create_dir(KBUILD_MODNAME, NULL); - if (IS_ERR_OR_NULL(cxgb4vf_debugfs_root)) - pr_warn("could not create debugfs entry, continuing\n"); ret = pci_register_driver(&cxgb4vf_driver); - if (ret < 0 && !IS_ERR_OR_NULL(cxgb4vf_debugfs_root)) + if (ret < 0) debugfs_remove(cxgb4vf_debugfs_root); return ret; } diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.c index a027f4a9d0cc..a9afe46b837f 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.c @@ -164,70 +164,30 @@ static const struct file_operations dpaa2_dbg_ch_ops = { void dpaa2_dbg_add(struct dpaa2_eth_priv *priv) { - if (!dpaa2_dbg_root) - return; + struct dentry *dir; /* Create a directory for the interface */ - priv->dbg.dir = debugfs_create_dir(priv->net_dev->name, - dpaa2_dbg_root); - if (!priv->dbg.dir) { - netdev_err(priv->net_dev, "debugfs_create_dir() failed\n"); - return; - } + dir = debugfs_create_dir(priv->net_dev->name, dpaa2_dbg_root); + priv->dbg.dir = dir; /* per-cpu stats file */ - priv->dbg.cpu_stats = debugfs_create_file("cpu_stats", 0444, - priv->dbg.dir, priv, - &dpaa2_dbg_cpu_ops); - if (!priv->dbg.cpu_stats) { - netdev_err(priv->net_dev, "debugfs_create_file() failed\n"); - goto err_cpu_stats; - } + debugfs_create_file("cpu_stats", 0444, dir, priv, &dpaa2_dbg_cpu_ops); /* per-fq stats file */ - priv->dbg.fq_stats = debugfs_create_file("fq_stats", 0444, - priv->dbg.dir, priv, - &dpaa2_dbg_fq_ops); - if (!priv->dbg.fq_stats) { - netdev_err(priv->net_dev, "debugfs_create_file() failed\n"); - goto err_fq_stats; - } + debugfs_create_file("fq_stats", 0444, dir, priv, &dpaa2_dbg_fq_ops); /* per-fq stats file */ - priv->dbg.ch_stats = debugfs_create_file("ch_stats", 0444, - priv->dbg.dir, priv, - &dpaa2_dbg_ch_ops); - if (!priv->dbg.fq_stats) { - netdev_err(priv->net_dev, "debugfs_create_file() failed\n"); - goto err_ch_stats; - } - - return; - -err_ch_stats: - debugfs_remove(priv->dbg.fq_stats); -err_fq_stats: - debugfs_remove(priv->dbg.cpu_stats); -err_cpu_stats: - debugfs_remove(priv->dbg.dir); + debugfs_create_file("ch_stats", 0444, dir, priv, &dpaa2_dbg_ch_ops); } void dpaa2_dbg_remove(struct dpaa2_eth_priv *priv) { - debugfs_remove(priv->dbg.fq_stats); - debugfs_remove(priv->dbg.ch_stats); - debugfs_remove(priv->dbg.cpu_stats); - debugfs_remove(priv->dbg.dir); + debugfs_remove_recursive(priv->dbg.dir); } void dpaa2_eth_dbg_init(void) { dpaa2_dbg_root = debugfs_create_dir(DPAA2_ETH_DBG_ROOT, NULL); - if (!dpaa2_dbg_root) { - pr_err("DPAA2-ETH: debugfs create failed\n"); - return; - } - pr_debug("DPAA2-ETH: debugfs created\n"); } diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.h b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.h index 4f63de997a26..15598b28f03b 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.h +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.h @@ -11,9 +11,6 @@ struct dpaa2_eth_priv; struct dpaa2_debugfs { struct dentry *dir; - struct dentry *fq_stats; - struct dentry *ch_stats; - struct dentry *cpu_stats; }; #ifdef CONFIG_DEBUG_FS diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index 7996dcc21cf6..7070d25ddb5b 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -376,20 +376,11 @@ static const struct file_operations hns3_dbg_cmd_fops = { void hns3_dbg_init(struct hnae3_handle *handle) { const char *name = pci_name(handle->pdev); - struct dentry *pfile; handle->hnae3_dbgfs = debugfs_create_dir(name, hns3_dbgfs_root); - if (!handle->hnae3_dbgfs) - return; - pfile = debugfs_create_file("cmd", 0600, handle->hnae3_dbgfs, handle, - &hns3_dbg_cmd_fops); - if (!pfile) { - debugfs_remove_recursive(handle->hnae3_dbgfs); - handle->hnae3_dbgfs = NULL; - dev_warn(&handle->pdev->dev, "create file for %s fail\n", - name); - } + debugfs_create_file("cmd", 0600, handle->hnae3_dbgfs, handle, + &hns3_dbg_cmd_fops); } void hns3_dbg_uninit(struct hnae3_handle *handle) @@ -401,10 +392,6 @@ void hns3_dbg_uninit(struct hnae3_handle *handle) void hns3_dbg_register_debugfs(const char *debugfs_dir_name) { hns3_dbgfs_root = debugfs_create_dir(debugfs_dir_name, NULL); - if (!hns3_dbgfs_root) { - pr_warn("Register debugfs for %s fail\n", debugfs_dir_name); - return; - } } void hns3_dbg_unregister_debugfs(void) diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_debugfs.c b/drivers/net/ethernet/intel/fm10k/fm10k_debugfs.c index dca104121c05..1d27b2fb23af 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_debugfs.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_debugfs.c @@ -160,8 +160,6 @@ void fm10k_dbg_q_vector_init(struct fm10k_q_vector *q_vector) snprintf(name, sizeof(name), "q_vector.%03d", q_vector->v_idx); q_vector->dbg_q_vector = debugfs_create_dir(name, interface->dbg_intfc); - if (!q_vector->dbg_q_vector) - return; /* Generate a file for each rx ring in the q_vector */ for (i = 0; i < q_vector->tx.count; i++) { diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c index 55d20acfcf70..41232898d8ae 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -1732,29 +1732,15 @@ static const struct file_operations i40e_dbg_netdev_ops_fops = { **/ void i40e_dbg_pf_init(struct i40e_pf *pf) { - struct dentry *pfile; const char *name = pci_name(pf->pdev); - const struct device *dev = &pf->pdev->dev; pf->i40e_dbg_pf = debugfs_create_dir(name, i40e_dbg_root); - if (!pf->i40e_dbg_pf) - return; - - pfile = debugfs_create_file("command", 0600, pf->i40e_dbg_pf, pf, - &i40e_dbg_command_fops); - if (!pfile) - goto create_failed; - pfile = debugfs_create_file("netdev_ops", 0600, pf->i40e_dbg_pf, pf, - &i40e_dbg_netdev_ops_fops); - if (!pfile) - goto create_failed; + debugfs_create_file("command", 0600, pf->i40e_dbg_pf, pf, + &i40e_dbg_command_fops); - return; - -create_failed: - dev_info(dev, "debugfs dir/file for %s failed\n", name); - debugfs_remove_recursive(pf->i40e_dbg_pf); + debugfs_create_file("netdev_ops", 0600, pf->i40e_dbg_pf, pf, + &i40e_dbg_netdev_ops_fops); } /** diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_debugfs.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_debugfs.c index 50dfb02fa34c..171cdc552961 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_debugfs.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_debugfs.c @@ -190,22 +190,12 @@ static const struct file_operations ixgbe_dbg_netdev_ops_fops = { void ixgbe_dbg_adapter_init(struct ixgbe_adapter *adapter) { const char *name = pci_name(adapter->pdev); - struct dentry *pfile; + adapter->ixgbe_dbg_adapter = debugfs_create_dir(name, ixgbe_dbg_root); - if (adapter->ixgbe_dbg_adapter) { - pfile = debugfs_create_file("reg_ops", 0600, - adapter->ixgbe_dbg_adapter, adapter, - &ixgbe_dbg_reg_ops_fops); - if (!pfile) - e_dev_err("debugfs reg_ops for %s failed\n", name); - pfile = debugfs_create_file("netdev_ops", 0600, - adapter->ixgbe_dbg_adapter, adapter, - &ixgbe_dbg_netdev_ops_fops); - if (!pfile) - e_dev_err("debugfs netdev_ops for %s failed\n", name); - } else { - e_dev_err("debugfs entry for %s failed\n", name); - } + debugfs_create_file("reg_ops", 0600, adapter->ixgbe_dbg_adapter, + adapter, &ixgbe_dbg_reg_ops_fops); + debugfs_create_file("netdev_ops", 0600, adapter->ixgbe_dbg_adapter, + adapter, &ixgbe_dbg_netdev_ops_fops); } /** @@ -224,8 +214,6 @@ void ixgbe_dbg_adapter_exit(struct ixgbe_adapter *adapter) void ixgbe_dbg_init(void) { ixgbe_dbg_root = debugfs_create_dir(ixgbe_driver_name, NULL); - if (ixgbe_dbg_root == NULL) - pr_err("init of debugfs failed\n"); } /** diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c index 274fb07362cb..4a3baa7e0142 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c @@ -452,8 +452,6 @@ static int mvpp2_dbgfs_flow_port_init(struct dentry *parent, struct dentry *port_dir; port_dir = debugfs_create_dir(port->dev->name, parent); - if (IS_ERR(port_dir)) - return PTR_ERR(port_dir); port_entry = &port->priv->dbgfs_entries->port_flow_entries[port->id]; @@ -480,8 +478,6 @@ static int mvpp2_dbgfs_flow_entry_init(struct dentry *parent, sprintf(flow_entry_name, "%02d", flow); flow_entry_dir = debugfs_create_dir(flow_entry_name, parent); - if (!flow_entry_dir) - return -ENOMEM; entry = &priv->dbgfs_entries->flow_entries[flow]; @@ -514,8 +510,6 @@ static int mvpp2_dbgfs_flow_init(struct dentry *parent, struct mvpp2 *priv) int i, ret; flow_dir = debugfs_create_dir("flows", parent); - if (!flow_dir) - return -ENOMEM; for (i = 0; i < MVPP2_N_PRS_FLOWS; i++) { ret = mvpp2_dbgfs_flow_entry_init(flow_dir, priv, i); @@ -539,8 +533,6 @@ static int mvpp2_dbgfs_prs_entry_init(struct dentry *parent, sprintf(prs_entry_name, "%03d", tid); prs_entry_dir = debugfs_create_dir(prs_entry_name, parent); - if (!prs_entry_dir) - return -ENOMEM; entry = &priv->dbgfs_entries->prs_entries[tid]; @@ -578,8 +570,6 @@ static int mvpp2_dbgfs_prs_init(struct dentry *parent, struct mvpp2 *priv) int i, ret; prs_dir = debugfs_create_dir("parser", parent); - if (!prs_dir) - return -ENOMEM; for (i = 0; i < MVPP2_PRS_TCAM_SRAM_SIZE; i++) { ret = mvpp2_dbgfs_prs_entry_init(prs_dir, priv, i); @@ -688,8 +678,6 @@ static int mvpp2_dbgfs_port_init(struct dentry *parent, struct dentry *port_dir; port_dir = debugfs_create_dir(port->dev->name, parent); - if (IS_ERR(port_dir)) - return PTR_ERR(port_dir); debugfs_create_file("parser_entries", 0444, port_dir, port, &mvpp2_dbgfs_port_parser_fops); @@ -716,15 +704,10 @@ void mvpp2_dbgfs_init(struct mvpp2 *priv, const char *name) int ret, i; mvpp2_root = debugfs_lookup(MVPP2_DRIVER_NAME, NULL); - if (!mvpp2_root) { + if (!mvpp2_root) mvpp2_root = debugfs_create_dir(MVPP2_DRIVER_NAME, NULL); - if (IS_ERR(mvpp2_root)) - return; - } mvpp2_dir = debugfs_create_dir(name, mvpp2_root); - if (IS_ERR(mvpp2_dir)) - return; priv->dbgfs_dir = mvpp2_dir; priv->dbgfs_entries = kzalloc(sizeof(*priv->dbgfs_entries), GFP_KERNEL); diff --git a/drivers/net/ethernet/marvell/skge.c b/drivers/net/ethernet/marvell/skge.c index 06dffee81e02..0a2ec387a482 100644 --- a/drivers/net/ethernet/marvell/skge.c +++ b/drivers/net/ethernet/marvell/skge.c @@ -3731,7 +3731,6 @@ static int skge_device_event(struct notifier_block *unused, { struct net_device *dev = netdev_notifier_info_to_dev(ptr); struct skge_port *skge; - struct dentry *d; if (dev->netdev_ops->ndo_open != &skge_up || !skge_debug) goto done; @@ -3739,33 +3738,20 @@ static int skge_device_event(struct notifier_block *unused, skge = netdev_priv(dev); switch (event) { case NETDEV_CHANGENAME: - if (skge->debugfs) { - d = debugfs_rename(skge_debug, skge->debugfs, - skge_debug, dev->name); - if (d) - skge->debugfs = d; - else { - netdev_info(dev, "rename failed\n"); - debugfs_remove(skge->debugfs); - } - } + if (skge->debugfs) + skge->debugfs = debugfs_rename(skge_debug, + skge->debugfs, + skge_debug, dev->name); break; case NETDEV_GOING_DOWN: - if (skge->debugfs) { - debugfs_remove(skge->debugfs); - skge->debugfs = NULL; - } + debugfs_remove(skge->debugfs); + skge->debugfs = NULL; break; case NETDEV_UP: - d = debugfs_create_file(dev->name, 0444, - skge_debug, dev, - &skge_debug_fops); - if (!d || IS_ERR(d)) - netdev_info(dev, "debugfs create failed\n"); - else - skge->debugfs = d; + skge->debugfs = debugfs_create_file(dev->name, 0444, skge_debug, + dev, &skge_debug_fops); break; } @@ -3780,15 +3766,8 @@ static struct notifier_block skge_notifier = { static __init void skge_debug_init(void) { - struct dentry *ent; - - ent = debugfs_create_dir("skge", NULL); - if (!ent || IS_ERR(ent)) { - pr_info("debugfs create directory failed\n"); - return; - } + skge_debug = debugfs_create_dir("skge", NULL); - skge_debug = ent; register_netdevice_notifier(&skge_notifier); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index 8cdd7e66f8df..973f90888b1f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -1368,49 +1368,19 @@ static void clean_debug_files(struct mlx5_core_dev *dev) debugfs_remove_recursive(dbg->dbg_root); } -static int create_debugfs_files(struct mlx5_core_dev *dev) +static void create_debugfs_files(struct mlx5_core_dev *dev) { struct mlx5_cmd_debug *dbg = &dev->cmd.dbg; - int err = -ENOMEM; - - if (!mlx5_debugfs_root) - return 0; dbg->dbg_root = debugfs_create_dir("cmd", dev->priv.dbg_root); - if (!dbg->dbg_root) - return err; - - dbg->dbg_in = debugfs_create_file("in", 0400, dbg->dbg_root, - dev, &dfops); - if (!dbg->dbg_in) - goto err_dbg; - dbg->dbg_out = debugfs_create_file("out", 0200, dbg->dbg_root, - dev, &dfops); - if (!dbg->dbg_out) - goto err_dbg; - - dbg->dbg_outlen = debugfs_create_file("out_len", 0600, dbg->dbg_root, - dev, &olfops); - if (!dbg->dbg_outlen) - goto err_dbg; - - dbg->dbg_status = debugfs_create_u8("status", 0600, dbg->dbg_root, - &dbg->status); - if (!dbg->dbg_status) - goto err_dbg; - - dbg->dbg_run = debugfs_create_file("run", 0200, dbg->dbg_root, dev, &fops); - if (!dbg->dbg_run) - goto err_dbg; + debugfs_create_file("in", 0400, dbg->dbg_root, dev, &dfops); + debugfs_create_file("out", 0200, dbg->dbg_root, dev, &dfops); + debugfs_create_file("out_len", 0600, dbg->dbg_root, dev, &olfops); + debugfs_create_u8("status", 0600, dbg->dbg_root, &dbg->status); + debugfs_create_file("run", 0200, dbg->dbg_root, dev, &fops); mlx5_cmdif_debugfs_init(dev); - - return 0; - -err_dbg: - clean_debug_files(dev); - return err; } static void mlx5_cmd_change_mod(struct mlx5_core_dev *dev, int mode) @@ -2007,17 +1977,10 @@ int mlx5_cmd_init(struct mlx5_core_dev *dev) goto err_cache; } - err = create_debugfs_files(dev); - if (err) { - err = -ENOMEM; - goto err_wq; - } + create_debugfs_files(dev); return 0; -err_wq: - destroy_workqueue(cmd->wq); - err_cache: destroy_msg_cache(dev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c b/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c index a11e22d0b0cc..04854e5fbcd7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c @@ -92,8 +92,6 @@ EXPORT_SYMBOL(mlx5_debugfs_root); void mlx5_register_debugfs(void) { mlx5_debugfs_root = debugfs_create_dir("mlx5", NULL); - if (IS_ERR_OR_NULL(mlx5_debugfs_root)) - mlx5_debugfs_root = NULL; } void mlx5_unregister_debugfs(void) @@ -101,45 +99,25 @@ void mlx5_unregister_debugfs(void) debugfs_remove(mlx5_debugfs_root); } -int mlx5_qp_debugfs_init(struct mlx5_core_dev *dev) +void mlx5_qp_debugfs_init(struct mlx5_core_dev *dev) { - if (!mlx5_debugfs_root) - return 0; - atomic_set(&dev->num_qps, 0); dev->priv.qp_debugfs = debugfs_create_dir("QPs", dev->priv.dbg_root); - if (!dev->priv.qp_debugfs) - return -ENOMEM; - - return 0; } void mlx5_qp_debugfs_cleanup(struct mlx5_core_dev *dev) { - if (!mlx5_debugfs_root) - return; - debugfs_remove_recursive(dev->priv.qp_debugfs); } -int mlx5_eq_debugfs_init(struct mlx5_core_dev *dev) +void mlx5_eq_debugfs_init(struct mlx5_core_dev *dev) { - if (!mlx5_debugfs_root) - return 0; - dev->priv.eq_debugfs = debugfs_create_dir("EQs", dev->priv.dbg_root); - if (!dev->priv.eq_debugfs) - return -ENOMEM; - - return 0; } void mlx5_eq_debugfs_cleanup(struct mlx5_core_dev *dev) { - if (!mlx5_debugfs_root) - return; - debugfs_remove_recursive(dev->priv.eq_debugfs); } @@ -183,85 +161,41 @@ static const struct file_operations stats_fops = { .write = average_write, }; -int mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev) +void mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev) { struct mlx5_cmd_stats *stats; struct dentry **cmd; const char *namep; - int err; int i; - if (!mlx5_debugfs_root) - return 0; - cmd = &dev->priv.cmdif_debugfs; *cmd = debugfs_create_dir("commands", dev->priv.dbg_root); - if (!*cmd) - return -ENOMEM; for (i = 0; i < ARRAY_SIZE(dev->cmd.stats); i++) { stats = &dev->cmd.stats[i]; namep = mlx5_command_str(i); if (strcmp(namep, "unknown command opcode")) { stats->root = debugfs_create_dir(namep, *cmd); - if (!stats->root) { - mlx5_core_warn(dev, "failed adding command %d\n", - i); - err = -ENOMEM; - goto out; - } - - stats->avg = debugfs_create_file("average", 0400, - stats->root, stats, - &stats_fops); - if (!stats->avg) { - mlx5_core_warn(dev, "failed creating debugfs file\n"); - err = -ENOMEM; - goto out; - } - - stats->count = debugfs_create_u64("n", 0400, - stats->root, - &stats->n); - if (!stats->count) { - mlx5_core_warn(dev, "failed creating debugfs file\n"); - err = -ENOMEM; - goto out; - } + + debugfs_create_file("average", 0400, stats->root, stats, + &stats_fops); + debugfs_create_u64("n", 0400, stats->root, &stats->n); } } - - return 0; -out: - debugfs_remove_recursive(dev->priv.cmdif_debugfs); - return err; } void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev *dev) { - if (!mlx5_debugfs_root) - return; - debugfs_remove_recursive(dev->priv.cmdif_debugfs); } -int mlx5_cq_debugfs_init(struct mlx5_core_dev *dev) +void mlx5_cq_debugfs_init(struct mlx5_core_dev *dev) { - if (!mlx5_debugfs_root) - return 0; - dev->priv.cq_debugfs = debugfs_create_dir("CQs", dev->priv.dbg_root); - if (!dev->priv.cq_debugfs) - return -ENOMEM; - - return 0; } void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev *dev) { - if (!mlx5_debugfs_root) - return; - debugfs_remove_recursive(dev->priv.cq_debugfs); } @@ -484,7 +418,6 @@ static int add_res_tree(struct mlx5_core_dev *dev, enum dbg_rsc_type type, { struct mlx5_rsc_debug *d; char resn[32]; - int err; int i; d = kzalloc(struct_size(d, fields, nfile), GFP_KERNEL); @@ -496,30 +429,15 @@ static int add_res_tree(struct mlx5_core_dev *dev, enum dbg_rsc_type type, d->type = type; sprintf(resn, "0x%x", rsn); d->root = debugfs_create_dir(resn, root); - if (!d->root) { - err = -ENOMEM; - goto out_free; - } for (i = 0; i < nfile; i++) { d->fields[i].i = i; - d->fields[i].dent = debugfs_create_file(field[i], 0400, - d->root, &d->fields[i], - &fops); - if (!d->fields[i].dent) { - err = -ENOMEM; - goto out_rem; - } + debugfs_create_file(field[i], 0400, d->root, &d->fields[i], + &fops); } *dbg = d; return 0; -out_rem: - debugfs_remove_recursive(d->root); - -out_free: - kfree(d); - return err; } static void rem_res_tree(struct mlx5_rsc_debug *d) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c index 2df9aaa421c6..09d4c64b6e73 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -411,7 +411,7 @@ void mlx5_eq_del_cq(struct mlx5_eq *eq, struct mlx5_core_cq *cq) int mlx5_eq_table_init(struct mlx5_core_dev *dev) { struct mlx5_eq_table *eq_table; - int i, err; + int i; eq_table = kvzalloc(sizeof(*eq_table), GFP_KERNEL); if (!eq_table) @@ -419,9 +419,7 @@ int mlx5_eq_table_init(struct mlx5_core_dev *dev) dev->priv.eq_table = eq_table; - err = mlx5_eq_debugfs_init(dev); - if (err) - goto kvfree_eq_table; + mlx5_eq_debugfs_init(dev); mutex_init(&eq_table->lock); for (i = 0; i < MLX5_EVENT_TYPE_MAX; i++) @@ -429,11 +427,6 @@ int mlx5_eq_table_init(struct mlx5_core_dev *dev) eq_table->irq_table = dev->priv.irq_table; return 0; - -kvfree_eq_table: - kvfree(eq_table); - dev->priv.eq_table = NULL; - return err; } void mlx5_eq_table_cleanup(struct mlx5_core_dev *dev) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/eq.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/eq.h index 3dfab91ae5f2..4be4d2d36218 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/eq.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/eq.h @@ -87,7 +87,7 @@ void mlx5_eq_synchronize_cmd_irq(struct mlx5_core_dev *dev); int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq); void mlx5_debug_eq_remove(struct mlx5_core_dev *dev, struct mlx5_eq *eq); -int mlx5_eq_debugfs_init(struct mlx5_core_dev *dev); +void mlx5_eq_debugfs_init(struct mlx5_core_dev *dev); void mlx5_eq_debugfs_cleanup(struct mlx5_core_dev *dev); /* This function should only be called after mlx5_cmd_force_teardown_hca */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index fa0e991f1983..0b70b1d6338d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -826,11 +826,7 @@ static int mlx5_init_once(struct mlx5_core_dev *dev) goto err_eq_cleanup; } - err = mlx5_cq_debugfs_init(dev); - if (err) { - mlx5_core_err(dev, "failed to initialize cq debugfs\n"); - goto err_events_cleanup; - } + mlx5_cq_debugfs_init(dev); mlx5_init_qp_table(dev); @@ -891,7 +887,6 @@ err_tables_cleanup: mlx5_cleanup_mkey_table(dev); mlx5_cleanup_qp_table(dev); mlx5_cq_debugfs_cleanup(dev); -err_events_cleanup: mlx5_events_cleanup(dev); err_eq_cleanup: mlx5_eq_table_cleanup(dev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h index 471bbc48bc1f..87b75b2207c4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -146,7 +146,7 @@ u64 mlx5_read_internal_timer(struct mlx5_core_dev *dev, void mlx5_cmd_trigger_completions(struct mlx5_core_dev *dev); void mlx5_cmd_flush(struct mlx5_core_dev *dev); -int mlx5_cq_debugfs_init(struct mlx5_core_dev *dev); +void mlx5_cq_debugfs_init(struct mlx5_core_dev *dev); void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev *dev); int mlx5_query_pcam_reg(struct mlx5_core_dev *dev, u32 *pcam, u8 feature_group, diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_debugfs.c b/drivers/net/ethernet/netronome/nfp/nfp_net_debugfs.c index ab7f2498e1c4..553c708694e8 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_debugfs.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_debugfs.c @@ -159,19 +159,13 @@ void nfp_net_debugfs_vnic_add(struct nfp_net *nn, struct dentry *ddir) else strcpy(name, "ctrl-vnic"); nn->debugfs_dir = debugfs_create_dir(name, ddir); - if (IS_ERR_OR_NULL(nn->debugfs_dir)) - return; /* Create queue debugging sub-tree */ queues = debugfs_create_dir("queue", nn->debugfs_dir); - if (IS_ERR_OR_NULL(queues)) - return; rx = debugfs_create_dir("rx", queues); tx = debugfs_create_dir("tx", queues); xdp = debugfs_create_dir("xdp", queues); - if (IS_ERR_OR_NULL(rx) || IS_ERR_OR_NULL(tx) || IS_ERR_OR_NULL(xdp)) - return; for (i = 0; i < min(nn->max_rx_rings, nn->max_r_vecs); i++) { sprintf(name, "%d", i); @@ -190,16 +184,7 @@ void nfp_net_debugfs_vnic_add(struct nfp_net *nn, struct dentry *ddir) struct dentry *nfp_net_debugfs_device_add(struct pci_dev *pdev) { - struct dentry *dev_dir; - - if (IS_ERR_OR_NULL(nfp_dir)) - return NULL; - - dev_dir = debugfs_create_dir(pci_name(pdev), nfp_dir); - if (IS_ERR_OR_NULL(dev_dir)) - return NULL; - - return dev_dir; + return debugfs_create_dir(pci_name(pdev), nfp_dir); } void nfp_net_debugfs_dir_clean(struct dentry **dir) diff --git a/drivers/net/ethernet/qualcomm/qca_debug.c b/drivers/net/ethernet/qualcomm/qca_debug.c index bcb890b18a94..702aa217a27a 100644 --- a/drivers/net/ethernet/qualcomm/qca_debug.c +++ b/drivers/net/ethernet/qualcomm/qca_debug.c @@ -131,17 +131,10 @@ DEFINE_SHOW_ATTRIBUTE(qcaspi_info); void qcaspi_init_device_debugfs(struct qcaspi *qca) { - struct dentry *device_root; + qca->device_root = debugfs_create_dir(dev_name(&qca->net_dev->dev), + NULL); - device_root = debugfs_create_dir(dev_name(&qca->net_dev->dev), NULL); - qca->device_root = device_root; - - if (IS_ERR(device_root) || !device_root) { - pr_warn("failed to create debugfs directory for %s\n", - dev_name(&qca->net_dev->dev)); - return; - } - debugfs_create_file("info", S_IFREG | 0444, device_root, qca, + debugfs_create_file("info", S_IFREG | 0444, qca->device_root, qca, &qcaspi_info_fops); } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index 4179559b11ad..80276587048a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -196,8 +196,6 @@ struct stmmac_priv { #ifdef CONFIG_DEBUG_FS struct dentry *dbgfs_dir; - struct dentry *dbgfs_rings_status; - struct dentry *dbgfs_dma_cap; #endif unsigned long state; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 2274bb58eefa..06a63df1c2c5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -105,7 +105,7 @@ MODULE_PARM_DESC(chain_mode, "To use chain instead of ring mode"); static irqreturn_t stmmac_interrupt(int irq, void *dev_id); #ifdef CONFIG_DEBUG_FS -static int stmmac_init_fs(struct net_device *dev); +static void stmmac_init_fs(struct net_device *dev); static void stmmac_exit_fs(struct net_device *dev); #endif @@ -3988,45 +3988,20 @@ static int stmmac_dma_cap_show(struct seq_file *seq, void *v) } DEFINE_SHOW_ATTRIBUTE(stmmac_dma_cap); -static int stmmac_init_fs(struct net_device *dev) +static void stmmac_init_fs(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); /* Create per netdev entries */ priv->dbgfs_dir = debugfs_create_dir(dev->name, stmmac_fs_dir); - if (!priv->dbgfs_dir || IS_ERR(priv->dbgfs_dir)) { - netdev_err(priv->dev, "ERROR failed to create debugfs directory\n"); - - return -ENOMEM; - } - /* Entry to report DMA RX/TX rings */ - priv->dbgfs_rings_status = - debugfs_create_file("descriptors_status", 0444, - priv->dbgfs_dir, dev, - &stmmac_rings_status_fops); - - if (!priv->dbgfs_rings_status || IS_ERR(priv->dbgfs_rings_status)) { - netdev_err(priv->dev, "ERROR creating stmmac ring debugfs file\n"); - debugfs_remove_recursive(priv->dbgfs_dir); - - return -ENOMEM; - } + debugfs_create_file("descriptors_status", 0444, priv->dbgfs_dir, dev, + &stmmac_rings_status_fops); /* Entry to report the DMA HW features */ - priv->dbgfs_dma_cap = debugfs_create_file("dma_cap", 0444, - priv->dbgfs_dir, - dev, &stmmac_dma_cap_fops); - - if (!priv->dbgfs_dma_cap || IS_ERR(priv->dbgfs_dma_cap)) { - netdev_err(priv->dev, "ERROR creating stmmac MMC debugfs file\n"); - debugfs_remove_recursive(priv->dbgfs_dir); - - return -ENOMEM; - } - - return 0; + debugfs_create_file("dma_cap", 0444, priv->dbgfs_dir, dev, + &stmmac_dma_cap_fops); } static void stmmac_exit_fs(struct net_device *dev) @@ -4482,10 +4457,7 @@ int stmmac_dvr_probe(struct device *device, } #ifdef CONFIG_DEBUG_FS - ret = stmmac_init_fs(ndev); - if (ret < 0) - netdev_warn(priv->dev, "%s: failed debugFS registration\n", - __func__); + stmmac_init_fs(ndev); #endif return ret; @@ -4731,16 +4703,8 @@ static int __init stmmac_init(void) { #ifdef CONFIG_DEBUG_FS /* Create debugfs main directory if it doesn't exist yet */ - if (!stmmac_fs_dir) { + if (!stmmac_fs_dir) stmmac_fs_dir = debugfs_create_dir(STMMAC_RESOURCE_NAME, NULL); - - if (!stmmac_fs_dir || IS_ERR(stmmac_fs_dir)) { - pr_err("ERROR %s, debugfs create directory failed\n", - STMMAC_RESOURCE_NAME); - - return -ENOMEM; - } - } #endif return 0; diff --git a/drivers/net/ieee802154/adf7242.c b/drivers/net/ieee802154/adf7242.c index c9392d70e639..5a37514e4234 100644 --- a/drivers/net/ieee802154/adf7242.c +++ b/drivers/net/ieee802154/adf7242.c @@ -1158,23 +1158,16 @@ static int adf7242_stats_show(struct seq_file *file, void *offset) return 0; } -static int adf7242_debugfs_init(struct adf7242_local *lp) +static void adf7242_debugfs_init(struct adf7242_local *lp) { char debugfs_dir_name[DNAME_INLINE_LEN + 1] = "adf7242-"; - struct dentry *stats; strncat(debugfs_dir_name, dev_name(&lp->spi->dev), DNAME_INLINE_LEN); lp->debugfs_root = debugfs_create_dir(debugfs_dir_name, NULL); - if (IS_ERR_OR_NULL(lp->debugfs_root)) - return PTR_ERR_OR_ZERO(lp->debugfs_root); - stats = debugfs_create_devm_seqfile(&lp->spi->dev, "status", - lp->debugfs_root, - adf7242_stats_show); - return PTR_ERR_OR_ZERO(stats); - - return 0; + debugfs_create_devm_seqfile(&lp->spi->dev, "status", lp->debugfs_root, + adf7242_stats_show); } static const s32 adf7242_powers[] = { diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index 595cf7e2a651..7d67f41387f5 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -1626,24 +1626,16 @@ static int at86rf230_stats_show(struct seq_file *file, void *offset) } DEFINE_SHOW_ATTRIBUTE(at86rf230_stats); -static int at86rf230_debugfs_init(struct at86rf230_local *lp) +static void at86rf230_debugfs_init(struct at86rf230_local *lp) { char debugfs_dir_name[DNAME_INLINE_LEN + 1] = "at86rf230-"; - struct dentry *stats; strncat(debugfs_dir_name, dev_name(&lp->spi->dev), DNAME_INLINE_LEN); at86rf230_debugfs_root = debugfs_create_dir(debugfs_dir_name, NULL); - if (!at86rf230_debugfs_root) - return -ENOMEM; - - stats = debugfs_create_file("trac_stats", 0444, - at86rf230_debugfs_root, lp, - &at86rf230_stats_fops); - if (!stats) - return -ENOMEM; - return 0; + debugfs_create_file("trac_stats", 0444, at86rf230_debugfs_root, lp, + &at86rf230_stats_fops); } static void at86rf230_debugfs_remove(void) @@ -1651,7 +1643,7 @@ static void at86rf230_debugfs_remove(void) debugfs_remove_recursive(at86rf230_debugfs_root); } #else -static int at86rf230_debugfs_init(struct at86rf230_local *lp) { return 0; } +static void at86rf230_debugfs_init(struct at86rf230_local *lp) { } static void at86rf230_debugfs_remove(void) { } #endif @@ -1751,9 +1743,7 @@ static int at86rf230_probe(struct spi_device *spi) /* going into sleep by default */ at86rf230_sleep(lp); - rc = at86rf230_debugfs_init(lp); - if (rc) - goto free_dev; + at86rf230_debugfs_init(lp); rc = ieee802154_register_hw(lp->hw); if (rc) diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c index b188fce3f641..11402dc347db 100644 --- a/drivers/net/ieee802154/ca8210.c +++ b/drivers/net/ieee802154/ca8210.c @@ -3019,14 +3019,7 @@ static int ca8210_test_interface_init(struct ca8210_priv *priv) priv, &test_int_fops ); - if (IS_ERR(test->ca8210_dfs_spi_int)) { - dev_err( - &priv->spi->dev, - "Error %ld when creating debugfs node\n", - PTR_ERR(test->ca8210_dfs_spi_int) - ); - return PTR_ERR(test->ca8210_dfs_spi_int); - } + debugfs_create_symlink("ca8210", NULL, node_name); init_waitqueue_head(&test->readq); return kfifo_alloc( diff --git a/drivers/net/wimax/i2400m/debugfs.c b/drivers/net/wimax/i2400m/debugfs.c index 6544ac9df047..73f5892ce6c1 100644 --- a/drivers/net/wimax/i2400m/debugfs.c +++ b/drivers/net/wimax/i2400m/debugfs.c @@ -30,15 +30,6 @@ DEFINE_SIMPLE_ATTRIBUTE(fops_netdev_queue_stopped, debugfs_netdev_queue_stopped_get, NULL, "%llu\n"); - -static -struct dentry *debugfs_create_netdev_queue_stopped( - const char *name, struct dentry *parent, struct i2400m *i2400m) -{ - return debugfs_create_file(name, 0400, parent, i2400m, - &fops_netdev_queue_stopped); -} - /* * We don't allow partial reads of this file, as then the reader would * get weirdly confused data as it is updated. @@ -167,15 +158,6 @@ DEFINE_SIMPLE_ATTRIBUTE(fops_i2400m_suspend, NULL, debugfs_i2400m_suspend_set, "%llu\n"); -static -struct dentry *debugfs_create_i2400m_suspend( - const char *name, struct dentry *parent, struct i2400m *i2400m) -{ - return debugfs_create_file(name, 0200, parent, i2400m, - &fops_i2400m_suspend); -} - - /* * Reset the device * @@ -205,73 +187,25 @@ DEFINE_SIMPLE_ATTRIBUTE(fops_i2400m_reset, NULL, debugfs_i2400m_reset_set, "%llu\n"); -static -struct dentry *debugfs_create_i2400m_reset( - const char *name, struct dentry *parent, struct i2400m *i2400m) +void i2400m_debugfs_add(struct i2400m *i2400m) { - return debugfs_create_file(name, 0200, parent, i2400m, - &fops_i2400m_reset); -} - - -#define __debugfs_register(prefix, name, parent) \ -do { \ - result = d_level_register_debugfs(prefix, name, parent); \ - if (result < 0) \ - goto error; \ -} while (0) - - -int i2400m_debugfs_add(struct i2400m *i2400m) -{ - int result; - struct device *dev = i2400m_dev(i2400m); struct dentry *dentry = i2400m->wimax_dev.debugfs_dentry; - struct dentry *fd; dentry = debugfs_create_dir("i2400m", dentry); - result = PTR_ERR(dentry); - if (IS_ERR(dentry)) { - if (result == -ENODEV) - result = 0; /* No debugfs support */ - goto error; - } i2400m->debugfs_dentry = dentry; - __debugfs_register("dl_", control, dentry); - __debugfs_register("dl_", driver, dentry); - __debugfs_register("dl_", debugfs, dentry); - __debugfs_register("dl_", fw, dentry); - __debugfs_register("dl_", netdev, dentry); - __debugfs_register("dl_", rfkill, dentry); - __debugfs_register("dl_", rx, dentry); - __debugfs_register("dl_", tx, dentry); - - fd = debugfs_create_size_t("tx_in", 0400, dentry, - &i2400m->tx_in); - result = PTR_ERR(fd); - if (IS_ERR(fd) && result != -ENODEV) { - dev_err(dev, "Can't create debugfs entry " - "tx_in: %d\n", result); - goto error; - } - fd = debugfs_create_size_t("tx_out", 0400, dentry, - &i2400m->tx_out); - result = PTR_ERR(fd); - if (IS_ERR(fd) && result != -ENODEV) { - dev_err(dev, "Can't create debugfs entry " - "tx_out: %d\n", result); - goto error; - } + d_level_register_debugfs("dl_", control, dentry); + d_level_register_debugfs("dl_", driver, dentry); + d_level_register_debugfs("dl_", debugfs, dentry); + d_level_register_debugfs("dl_", fw, dentry); + d_level_register_debugfs("dl_", netdev, dentry); + d_level_register_debugfs("dl_", rfkill, dentry); + d_level_register_debugfs("dl_", rx, dentry); + d_level_register_debugfs("dl_", tx, dentry); - fd = debugfs_create_u32("state", 0600, dentry, - &i2400m->state); - result = PTR_ERR(fd); - if (IS_ERR(fd) && result != -ENODEV) { - dev_err(dev, "Can't create debugfs entry " - "state: %d\n", result); - goto error; - } + debugfs_create_size_t("tx_in", 0400, dentry, &i2400m->tx_in); + debugfs_create_size_t("tx_out", 0400, dentry, &i2400m->tx_out); + debugfs_create_u32("state", 0600, dentry, &i2400m->state); /* * Trace received messages from user space @@ -295,60 +229,22 @@ int i2400m_debugfs_add(struct i2400m *i2400m) * It is not really very atomic, but it is also not too * critical. */ - fd = debugfs_create_u8("trace_msg_from_user", 0600, dentry, - &i2400m->trace_msg_from_user); - result = PTR_ERR(fd); - if (IS_ERR(fd) && result != -ENODEV) { - dev_err(dev, "Can't create debugfs entry " - "trace_msg_from_user: %d\n", result); - goto error; - } + debugfs_create_u8("trace_msg_from_user", 0600, dentry, + &i2400m->trace_msg_from_user); - fd = debugfs_create_netdev_queue_stopped("netdev_queue_stopped", - dentry, i2400m); - result = PTR_ERR(fd); - if (IS_ERR(fd) && result != -ENODEV) { - dev_err(dev, "Can't create debugfs entry " - "netdev_queue_stopped: %d\n", result); - goto error; - } + debugfs_create_file("netdev_queue_stopped", 0400, dentry, i2400m, + &fops_netdev_queue_stopped); - fd = debugfs_create_file("rx_stats", 0600, dentry, i2400m, - &i2400m_rx_stats_fops); - result = PTR_ERR(fd); - if (IS_ERR(fd) && result != -ENODEV) { - dev_err(dev, "Can't create debugfs entry " - "rx_stats: %d\n", result); - goto error; - } + debugfs_create_file("rx_stats", 0600, dentry, i2400m, + &i2400m_rx_stats_fops); - fd = debugfs_create_file("tx_stats", 0600, dentry, i2400m, - &i2400m_tx_stats_fops); - result = PTR_ERR(fd); - if (IS_ERR(fd) && result != -ENODEV) { - dev_err(dev, "Can't create debugfs entry " - "tx_stats: %d\n", result); - goto error; - } + debugfs_create_file("tx_stats", 0600, dentry, i2400m, + &i2400m_tx_stats_fops); - fd = debugfs_create_i2400m_suspend("suspend", dentry, i2400m); - result = PTR_ERR(fd); - if (IS_ERR(fd) && result != -ENODEV) { - dev_err(dev, "Can't create debugfs entry suspend: %d\n", - result); - goto error; - } + debugfs_create_file("suspend", 0200, dentry, i2400m, + &fops_i2400m_suspend); - fd = debugfs_create_i2400m_reset("reset", dentry, i2400m); - result = PTR_ERR(fd); - if (IS_ERR(fd) && result != -ENODEV) { - dev_err(dev, "Can't create debugfs entry reset: %d\n", result); - goto error; - } - - result = 0; -error: - return result; + debugfs_create_file("reset", 0200, dentry, i2400m, &fops_i2400m_reset); } void i2400m_debugfs_rm(struct i2400m *i2400m) diff --git a/drivers/net/wimax/i2400m/driver.c b/drivers/net/wimax/i2400m/driver.c index 0a29222a1bf9..f66c0f8f6f4a 100644 --- a/drivers/net/wimax/i2400m/driver.c +++ b/drivers/net/wimax/i2400m/driver.c @@ -905,11 +905,7 @@ int i2400m_setup(struct i2400m *i2400m, enum i2400m_bri bm_flags) goto error_sysfs_setup; } - result = i2400m_debugfs_add(i2400m); - if (result < 0) { - dev_err(dev, "cannot setup i2400m's debugfs: %d\n", result); - goto error_debugfs_setup; - } + i2400m_debugfs_add(i2400m); result = i2400m_dev_start(i2400m, bm_flags); if (result < 0) @@ -919,7 +915,6 @@ int i2400m_setup(struct i2400m *i2400m, enum i2400m_bri bm_flags) error_dev_start: i2400m_debugfs_rm(i2400m); -error_debugfs_setup: sysfs_remove_group(&i2400m->wimax_dev.net_dev->dev.kobj, &i2400m_dev_attr_group); error_sysfs_setup: diff --git a/drivers/net/wimax/i2400m/i2400m.h b/drivers/net/wimax/i2400m/i2400m.h index 5a34e72bab9a..a3733a6d14f5 100644 --- a/drivers/net/wimax/i2400m/i2400m.h +++ b/drivers/net/wimax/i2400m/i2400m.h @@ -812,13 +812,10 @@ enum i2400m_pt; int i2400m_tx(struct i2400m *, const void *, size_t, enum i2400m_pt); #ifdef CONFIG_DEBUG_FS -int i2400m_debugfs_add(struct i2400m *); +void i2400m_debugfs_add(struct i2400m *); void i2400m_debugfs_rm(struct i2400m *); #else -static inline int i2400m_debugfs_add(struct i2400m *i2400m) -{ - return 0; -} +static inline void i2400m_debugfs_add(struct i2400m *i2400m) {} static inline void i2400m_debugfs_rm(struct i2400m *i2400m) {} #endif diff --git a/drivers/net/wimax/i2400m/usb.c b/drivers/net/wimax/i2400m/usb.c index 2075e7b1fff6..6953f904232f 100644 --- a/drivers/net/wimax/i2400m/usb.c +++ b/drivers/net/wimax/i2400m/usb.c @@ -366,61 +366,25 @@ struct d_level D_LEVEL[] = { }; size_t D_LEVEL_SIZE = ARRAY_SIZE(D_LEVEL); - -#define __debugfs_register(prefix, name, parent) \ -do { \ - result = d_level_register_debugfs(prefix, name, parent); \ - if (result < 0) \ - goto error; \ -} while (0) - - static -int i2400mu_debugfs_add(struct i2400mu *i2400mu) +void i2400mu_debugfs_add(struct i2400mu *i2400mu) { - int result; - struct device *dev = &i2400mu->usb_iface->dev; struct dentry *dentry = i2400mu->i2400m.wimax_dev.debugfs_dentry; - struct dentry *fd; dentry = debugfs_create_dir("i2400m-usb", dentry); - result = PTR_ERR(dentry); - if (IS_ERR(dentry)) { - if (result == -ENODEV) - result = 0; /* No debugfs support */ - goto error; - } i2400mu->debugfs_dentry = dentry; - __debugfs_register("dl_", usb, dentry); - __debugfs_register("dl_", fw, dentry); - __debugfs_register("dl_", notif, dentry); - __debugfs_register("dl_", rx, dentry); - __debugfs_register("dl_", tx, dentry); - /* Don't touch these if you don't know what you are doing */ - fd = debugfs_create_u8("rx_size_auto_shrink", 0600, dentry, - &i2400mu->rx_size_auto_shrink); - result = PTR_ERR(fd); - if (IS_ERR(fd) && result != -ENODEV) { - dev_err(dev, "Can't create debugfs entry " - "rx_size_auto_shrink: %d\n", result); - goto error; - } + d_level_register_debugfs("dl_", usb, dentry); + d_level_register_debugfs("dl_", fw, dentry); + d_level_register_debugfs("dl_", notif, dentry); + d_level_register_debugfs("dl_", rx, dentry); + d_level_register_debugfs("dl_", tx, dentry); - fd = debugfs_create_size_t("rx_size", 0600, dentry, - &i2400mu->rx_size); - result = PTR_ERR(fd); - if (IS_ERR(fd) && result != -ENODEV) { - dev_err(dev, "Can't create debugfs entry " - "rx_size: %d\n", result); - goto error; - } - - return 0; + /* Don't touch these if you don't know what you are doing */ + debugfs_create_u8("rx_size_auto_shrink", 0600, dentry, + &i2400mu->rx_size_auto_shrink); -error: - debugfs_remove_recursive(i2400mu->debugfs_dentry); - return result; + debugfs_create_size_t("rx_size", 0600, dentry, &i2400mu->rx_size); } @@ -534,15 +498,9 @@ int i2400mu_probe(struct usb_interface *iface, dev_err(dev, "cannot setup device: %d\n", result); goto error_setup; } - result = i2400mu_debugfs_add(i2400mu); - if (result < 0) { - dev_err(dev, "Can't register i2400mu's debugfs: %d\n", result); - goto error_debugfs_add; - } + i2400mu_debugfs_add(i2400mu); return 0; -error_debugfs_add: - i2400m_release(i2400m); error_setup: usb_set_intfdata(iface, NULL); usb_put_dev(i2400mu->usb_dev); diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index d8f348ef9c33..df23f17eed64 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -189,7 +189,6 @@ enum mlx5_coredev_type { }; struct mlx5_field_desc { - struct dentry *dent; int i; }; @@ -242,11 +241,6 @@ struct mlx5_cmd_msg { struct mlx5_cmd_debug { struct dentry *dbg_root; - struct dentry *dbg_in; - struct dentry *dbg_out; - struct dentry *dbg_outlen; - struct dentry *dbg_status; - struct dentry *dbg_run; void *in_msg; void *out_msg; u8 status; @@ -271,8 +265,6 @@ struct mlx5_cmd_stats { u64 sum; u64 n; struct dentry *root; - struct dentry *avg; - struct dentry *count; /* protect command average calculations */ spinlock_t lock; }; @@ -972,7 +964,7 @@ int mlx5_vector2eqn(struct mlx5_core_dev *dev, int vector, int *eqn, int mlx5_core_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn); int mlx5_core_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn); -int mlx5_qp_debugfs_init(struct mlx5_core_dev *dev); +void mlx5_qp_debugfs_init(struct mlx5_core_dev *dev); void mlx5_qp_debugfs_cleanup(struct mlx5_core_dev *dev); int mlx5_core_access_reg(struct mlx5_core_dev *dev, void *data_in, int size_in, void *data_out, int size_out, @@ -984,7 +976,7 @@ int mlx5_db_alloc_node(struct mlx5_core_dev *dev, struct mlx5_db *db, void mlx5_db_free(struct mlx5_core_dev *dev, struct mlx5_db *db); const char *mlx5_command_str(int command); -int mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev); +void mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev); void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev *dev); int mlx5_core_create_psv(struct mlx5_core_dev *dev, u32 pdn, int npsvs, u32 *sig_index); diff --git a/include/linux/wimax/debug.h b/include/linux/wimax/debug.h index 7cb63e4ec0ae..4dd2c1cea6a9 100644 --- a/include/linux/wimax/debug.h +++ b/include/linux/wimax/debug.h @@ -98,9 +98,7 @@ * To manipulate from user space the levels, create a debugfs dentry * and then register each submodule with: * - * result = d_level_register_debugfs("PREFIX_", submodule_X, parent); - * if (result < 0) - * goto error; + * d_level_register_debugfs("PREFIX_", submodule_X, parent); * * Where PREFIX_ is a name of your chosing. This will create debugfs * file with a single numeric value that can be use to tweak it. To @@ -408,25 +406,13 @@ do { \ * @submodule: name of submodule (not a string, just the name) * @dentry: debugfs parent dentry * - * Returns: 0 if ok, < 0 errno on error. - * * For removing, just use debugfs_remove_recursive() on the parent. */ #define d_level_register_debugfs(prefix, name, parent) \ ({ \ - int rc; \ - struct dentry *fd; \ - struct dentry *verify_parent_type = parent; \ - fd = debugfs_create_u8( \ - prefix #name, 0600, verify_parent_type, \ + debugfs_create_u8( \ + prefix #name, 0600, parent, \ &(D_LEVEL[__D_SUBMODULE_ ## name].level)); \ - rc = PTR_ERR(fd); \ - if (IS_ERR(fd) && rc != -ENODEV) \ - printk(KERN_ERR "%s: Can't create debugfs entry %s: " \ - "%d\n", __func__, prefix #name, rc); \ - else \ - rc = 0; \ - rc; \ }) diff --git a/net/wimax/debugfs.c b/net/wimax/debugfs.c index 1af56df30276..3c54bb6b925a 100644 --- a/net/wimax/debugfs.c +++ b/net/wimax/debugfs.c @@ -13,49 +13,23 @@ #define D_SUBMODULE debugfs #include "debug-levels.h" - -#define __debugfs_register(prefix, name, parent) \ -do { \ - result = d_level_register_debugfs(prefix, name, parent); \ - if (result < 0) \ - goto error; \ -} while (0) - - -int wimax_debugfs_add(struct wimax_dev *wimax_dev) +void wimax_debugfs_add(struct wimax_dev *wimax_dev) { - int result; struct net_device *net_dev = wimax_dev->net_dev; - struct device *dev = net_dev->dev.parent; struct dentry *dentry; char buf[128]; snprintf(buf, sizeof(buf), "wimax:%s", net_dev->name); dentry = debugfs_create_dir(buf, NULL); - result = PTR_ERR(dentry); - if (IS_ERR(dentry)) { - if (result == -ENODEV) - result = 0; /* No debugfs support */ - else - dev_err(dev, "Can't create debugfs dentry: %d\n", - result); - goto out; - } wimax_dev->debugfs_dentry = dentry; - __debugfs_register("wimax_dl_", debugfs, dentry); - __debugfs_register("wimax_dl_", id_table, dentry); - __debugfs_register("wimax_dl_", op_msg, dentry); - __debugfs_register("wimax_dl_", op_reset, dentry); - __debugfs_register("wimax_dl_", op_rfkill, dentry); - __debugfs_register("wimax_dl_", op_state_get, dentry); - __debugfs_register("wimax_dl_", stack, dentry); - result = 0; -out: - return result; -error: - debugfs_remove_recursive(wimax_dev->debugfs_dentry); - return result; + d_level_register_debugfs("wimax_dl_", debugfs, dentry); + d_level_register_debugfs("wimax_dl_", id_table, dentry); + d_level_register_debugfs("wimax_dl_", op_msg, dentry); + d_level_register_debugfs("wimax_dl_", op_reset, dentry); + d_level_register_debugfs("wimax_dl_", op_rfkill, dentry); + d_level_register_debugfs("wimax_dl_", op_state_get, dentry); + d_level_register_debugfs("wimax_dl_", stack, dentry); } void wimax_debugfs_rm(struct wimax_dev *wimax_dev) diff --git a/net/wimax/stack.c b/net/wimax/stack.c index 1ba99d65feca..4b9b1c5e8f3a 100644 --- a/net/wimax/stack.c +++ b/net/wimax/stack.c @@ -481,12 +481,7 @@ int wimax_dev_add(struct wimax_dev *wimax_dev, struct net_device *net_dev) /* Set up user-space interaction */ mutex_lock(&wimax_dev->mutex); wimax_id_table_add(wimax_dev); - result = wimax_debugfs_add(wimax_dev); - if (result < 0) { - dev_err(dev, "cannot initialize debugfs: %d\n", - result); - goto error_debugfs_add; - } + wimax_debugfs_add(wimax_dev); __wimax_state_set(wimax_dev, WIMAX_ST_DOWN); mutex_unlock(&wimax_dev->mutex); @@ -498,10 +493,6 @@ int wimax_dev_add(struct wimax_dev *wimax_dev, struct net_device *net_dev) d_fnend(3, dev, "(wimax_dev %p net_dev %p) = 0\n", wimax_dev, net_dev); return 0; -error_debugfs_add: - wimax_id_table_rm(wimax_dev); - mutex_unlock(&wimax_dev->mutex); - wimax_rfkill_rm(wimax_dev); error_rfkill_add: d_fnend(3, dev, "(wimax_dev %p net_dev %p) = %d\n", wimax_dev, net_dev, result); diff --git a/net/wimax/wimax-internal.h b/net/wimax/wimax-internal.h index e819a09337ee..40751207296c 100644 --- a/net/wimax/wimax-internal.h +++ b/net/wimax/wimax-internal.h @@ -57,13 +57,10 @@ void __wimax_state_set(struct wimax_dev *wimax_dev, enum wimax_st state) void __wimax_state_change(struct wimax_dev *, enum wimax_st); #ifdef CONFIG_DEBUG_FS -int wimax_debugfs_add(struct wimax_dev *); +void wimax_debugfs_add(struct wimax_dev *); void wimax_debugfs_rm(struct wimax_dev *); #else -static inline int wimax_debugfs_add(struct wimax_dev *wimax_dev) -{ - return 0; -} +static inline void wimax_debugfs_add(struct wimax_dev *wimax_dev) {} static inline void wimax_debugfs_rm(struct wimax_dev *wimax_dev) {} #endif |