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-rw-r--r--arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi3
-rw-r--r--arch/mips/boot/dts/loongson/ls7a-pch.dtsi3
-rw-r--r--drivers/dpll/dpll_netlink.c13
-rw-r--r--drivers/net/ethernet/amazon/ena/ena_eth_com.c3
-rw-r--r--drivers/net/ethernet/amazon/ena/ena_netdev.c53
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c7
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c11
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_cxt.c1
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c19
-rw-r--r--net/core/skbuff.c3
-rw-r--r--net/ipv4/tcp_output.c6
-rw-r--r--net/vmw_vsock/virtio_transport_common.c2
12 files changed, 58 insertions, 66 deletions
diff --git a/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi b/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi
index f878f47e4501..ee3e2153dd13 100644
--- a/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi
+++ b/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi
@@ -130,8 +130,7 @@
compatible = "pci0014,7a03.0",
"pci0014,7a03",
"pciclass0c0320",
- "pciclass0c03",
- "loongson, pci-gmac";
+ "pciclass0c03";
reg = <0x1800 0x0 0x0 0x0 0x0>;
interrupts = <12 IRQ_TYPE_LEVEL_LOW>,
diff --git a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
index 7c69e8245c2f..cce9428afc41 100644
--- a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
+++ b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
@@ -193,8 +193,7 @@
compatible = "pci0014,7a03.0",
"pci0014,7a03",
"pciclass020000",
- "pciclass0200",
- "loongson, pci-gmac";
+ "pciclass0200";
reg = <0x1800 0x0 0x0 0x0 0x0>;
interrupts = <12 IRQ_TYPE_LEVEL_HIGH>,
diff --git a/drivers/dpll/dpll_netlink.c b/drivers/dpll/dpll_netlink.c
index 442a0ebeb953..ce7cf736f020 100644
--- a/drivers/dpll/dpll_netlink.c
+++ b/drivers/dpll/dpll_netlink.c
@@ -925,7 +925,6 @@ dpll_pin_parent_pin_set(struct dpll_pin *pin, struct nlattr *parent_nest,
struct netlink_ext_ack *extack)
{
struct nlattr *tb[DPLL_A_PIN_MAX + 1];
- enum dpll_pin_state state;
u32 ppin_idx;
int ret;
@@ -936,10 +935,14 @@ dpll_pin_parent_pin_set(struct dpll_pin *pin, struct nlattr *parent_nest,
return -EINVAL;
}
ppin_idx = nla_get_u32(tb[DPLL_A_PIN_PARENT_ID]);
- state = nla_get_u32(tb[DPLL_A_PIN_STATE]);
- ret = dpll_pin_on_pin_state_set(pin, ppin_idx, state, extack);
- if (ret)
- return ret;
+
+ if (tb[DPLL_A_PIN_STATE]) {
+ enum dpll_pin_state state = nla_get_u32(tb[DPLL_A_PIN_STATE]);
+
+ ret = dpll_pin_on_pin_state_set(pin, ppin_idx, state, extack);
+ if (ret)
+ return ret;
+ }
return 0;
}
diff --git a/drivers/net/ethernet/amazon/ena/ena_eth_com.c b/drivers/net/ethernet/amazon/ena/ena_eth_com.c
index 3d6f0a466a9e..f9f886289b97 100644
--- a/drivers/net/ethernet/amazon/ena/ena_eth_com.c
+++ b/drivers/net/ethernet/amazon/ena/ena_eth_com.c
@@ -328,9 +328,6 @@ static int ena_com_create_and_store_tx_meta_desc(struct ena_com_io_sq *io_sq,
* compare it to the stored version, just create the meta
*/
if (io_sq->disable_meta_caching) {
- if (unlikely(!ena_tx_ctx->meta_valid))
- return -EINVAL;
-
*have_meta = true;
return ena_com_create_meta(io_sq, ena_meta);
}
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index b5bca4814830..c44c44e26ddf 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -74,6 +74,8 @@ static void ena_unmap_tx_buff(struct ena_ring *tx_ring,
struct ena_tx_buffer *tx_info);
static int ena_create_io_tx_queues_in_range(struct ena_adapter *adapter,
int first_index, int count);
+static void ena_free_all_io_tx_resources_in_range(struct ena_adapter *adapter,
+ int first_index, int count);
/* Increase a stat by cnt while holding syncp seqlock on 32bit machines */
static void ena_increase_stat(u64 *statp, u64 cnt,
@@ -457,23 +459,22 @@ static void ena_init_all_xdp_queues(struct ena_adapter *adapter)
static int ena_setup_and_create_all_xdp_queues(struct ena_adapter *adapter)
{
+ u32 xdp_first_ring = adapter->xdp_first_ring;
+ u32 xdp_num_queues = adapter->xdp_num_queues;
int rc = 0;
- rc = ena_setup_tx_resources_in_range(adapter, adapter->xdp_first_ring,
- adapter->xdp_num_queues);
+ rc = ena_setup_tx_resources_in_range(adapter, xdp_first_ring, xdp_num_queues);
if (rc)
goto setup_err;
- rc = ena_create_io_tx_queues_in_range(adapter,
- adapter->xdp_first_ring,
- adapter->xdp_num_queues);
+ rc = ena_create_io_tx_queues_in_range(adapter, xdp_first_ring, xdp_num_queues);
if (rc)
goto create_err;
return 0;
create_err:
- ena_free_all_io_tx_resources(adapter);
+ ena_free_all_io_tx_resources_in_range(adapter, xdp_first_ring, xdp_num_queues);
setup_err:
return rc;
}
@@ -1492,11 +1493,6 @@ static struct sk_buff *ena_rx_skb(struct ena_ring *rx_ring,
if (unlikely(!skb))
return NULL;
- /* sync this buffer for CPU use */
- dma_sync_single_for_cpu(rx_ring->dev,
- dma_unmap_addr(&rx_info->ena_buf, paddr) + pkt_offset,
- len,
- DMA_FROM_DEVICE);
skb_copy_to_linear_data(skb, buf_addr + buf_offset, len);
dma_sync_single_for_device(rx_ring->dev,
dma_unmap_addr(&rx_info->ena_buf, paddr) + pkt_offset,
@@ -1515,17 +1511,10 @@ static struct sk_buff *ena_rx_skb(struct ena_ring *rx_ring,
buf_len = SKB_DATA_ALIGN(len + buf_offset + tailroom);
- pre_reuse_paddr = dma_unmap_addr(&rx_info->ena_buf, paddr);
-
/* If XDP isn't loaded try to reuse part of the RX buffer */
reuse_rx_buf_page = !is_xdp_loaded &&
ena_try_rx_buf_page_reuse(rx_info, buf_len, len, pkt_offset);
- dma_sync_single_for_cpu(rx_ring->dev,
- pre_reuse_paddr + pkt_offset,
- len,
- DMA_FROM_DEVICE);
-
if (!reuse_rx_buf_page)
ena_unmap_rx_buff_attrs(rx_ring, rx_info, DMA_ATTR_SKIP_CPU_SYNC);
@@ -1671,20 +1660,23 @@ static void ena_set_rx_hash(struct ena_ring *rx_ring,
}
}
-static int ena_xdp_handle_buff(struct ena_ring *rx_ring, struct xdp_buff *xdp)
+static int ena_xdp_handle_buff(struct ena_ring *rx_ring, struct xdp_buff *xdp, u16 num_descs)
{
struct ena_rx_buffer *rx_info;
int ret;
+ /* XDP multi-buffer packets not supported */
+ if (unlikely(num_descs > 1)) {
+ netdev_err_once(rx_ring->adapter->netdev,
+ "xdp: dropped unsupported multi-buffer packets\n");
+ ena_increase_stat(&rx_ring->rx_stats.xdp_drop, 1, &rx_ring->syncp);
+ return ENA_XDP_DROP;
+ }
+
rx_info = &rx_ring->rx_buffer_info[rx_ring->ena_bufs[0].req_id];
xdp_prepare_buff(xdp, page_address(rx_info->page),
rx_info->buf_offset,
rx_ring->ena_bufs[0].len, false);
- /* If for some reason we received a bigger packet than
- * we expect, then we simply drop it
- */
- if (unlikely(rx_ring->ena_bufs[0].len > ENA_XDP_MAX_MTU))
- return ENA_XDP_DROP;
ret = ena_xdp_execute(rx_ring, xdp);
@@ -1719,6 +1711,7 @@ static int ena_clean_rx_irq(struct ena_ring *rx_ring, struct napi_struct *napi,
int xdp_flags = 0;
int total_len = 0;
int xdp_verdict;
+ u8 pkt_offset;
int rc = 0;
int i;
@@ -1745,15 +1738,21 @@ static int ena_clean_rx_irq(struct ena_ring *rx_ring, struct napi_struct *napi,
/* First descriptor might have an offset set by the device */
rx_info = &rx_ring->rx_buffer_info[rx_ring->ena_bufs[0].req_id];
- rx_info->buf_offset += ena_rx_ctx.pkt_offset;
+ pkt_offset = ena_rx_ctx.pkt_offset;
+ rx_info->buf_offset += pkt_offset;
netif_dbg(rx_ring->adapter, rx_status, rx_ring->netdev,
"rx_poll: q %d got packet from ena. descs #: %d l3 proto %d l4 proto %d hash: %x\n",
rx_ring->qid, ena_rx_ctx.descs, ena_rx_ctx.l3_proto,
ena_rx_ctx.l4_proto, ena_rx_ctx.hash);
+ dma_sync_single_for_cpu(rx_ring->dev,
+ dma_unmap_addr(&rx_info->ena_buf, paddr) + pkt_offset,
+ rx_ring->ena_bufs[0].len,
+ DMA_FROM_DEVICE);
+
if (ena_xdp_present_ring(rx_ring))
- xdp_verdict = ena_xdp_handle_buff(rx_ring, &xdp);
+ xdp_verdict = ena_xdp_handle_buff(rx_ring, &xdp, ena_rx_ctx.descs);
/* allocate skb and fill it */
if (xdp_verdict == ENA_XDP_PASS)
@@ -1777,7 +1776,7 @@ static int ena_clean_rx_irq(struct ena_ring *rx_ring, struct napi_struct *napi,
if (xdp_verdict & ENA_XDP_FORWARDED) {
ena_unmap_rx_buff_attrs(rx_ring,
&rx_ring->rx_buffer_info[req_id],
- 0);
+ DMA_ATTR_SKIP_CPU_SYNC);
rx_ring->rx_buffer_info[req_id].page = NULL;
}
}
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c
index 4798fb7fe35d..b6a534a3e0b1 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c
@@ -139,7 +139,8 @@ int dpaa2_switch_acl_entry_add(struct dpaa2_switch_filter_block *filter_block,
err = dpsw_acl_add_entry(ethsw->mc_io, 0, ethsw->dpsw_handle,
filter_block->acl_id, acl_entry_cfg);
- dma_unmap_single(dev, acl_entry_cfg->key_iova, sizeof(cmd_buff),
+ dma_unmap_single(dev, acl_entry_cfg->key_iova,
+ DPAA2_ETHSW_PORT_ACL_CMD_BUF_SIZE,
DMA_TO_DEVICE);
if (err) {
dev_err(dev, "dpsw_acl_add_entry() failed %d\n", err);
@@ -181,8 +182,8 @@ dpaa2_switch_acl_entry_remove(struct dpaa2_switch_filter_block *block,
err = dpsw_acl_remove_entry(ethsw->mc_io, 0, ethsw->dpsw_handle,
block->acl_id, acl_entry_cfg);
- dma_unmap_single(dev, acl_entry_cfg->key_iova, sizeof(cmd_buff),
- DMA_TO_DEVICE);
+ dma_unmap_single(dev, acl_entry_cfg->key_iova,
+ DPAA2_ETHSW_PORT_ACL_CMD_BUF_SIZE, DMA_TO_DEVICE);
if (err) {
dev_err(dev, "dpsw_acl_remove_entry() failed %d\n", err);
kfree(cmd_buff);
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c
index 97d3151076d5..e01a246124ac 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c
@@ -1998,9 +1998,6 @@ static int dpaa2_switch_port_attr_set_event(struct net_device *netdev,
return notifier_from_errno(err);
}
-static struct notifier_block dpaa2_switch_port_switchdev_nb;
-static struct notifier_block dpaa2_switch_port_switchdev_blocking_nb;
-
static int dpaa2_switch_port_bridge_join(struct net_device *netdev,
struct net_device *upper_dev,
struct netlink_ext_ack *extack)
@@ -2043,9 +2040,7 @@ static int dpaa2_switch_port_bridge_join(struct net_device *netdev,
goto err_egress_flood;
err = switchdev_bridge_port_offload(netdev, netdev, NULL,
- &dpaa2_switch_port_switchdev_nb,
- &dpaa2_switch_port_switchdev_blocking_nb,
- false, extack);
+ NULL, NULL, false, extack);
if (err)
goto err_switchdev_offload;
@@ -2079,9 +2074,7 @@ static int dpaa2_switch_port_restore_rxvlan(struct net_device *vdev, int vid, vo
static void dpaa2_switch_port_pre_bridge_leave(struct net_device *netdev)
{
- switchdev_bridge_port_unoffload(netdev, NULL,
- &dpaa2_switch_port_switchdev_nb,
- &dpaa2_switch_port_switchdev_blocking_nb);
+ switchdev_bridge_port_unoffload(netdev, NULL, NULL, NULL);
}
static int dpaa2_switch_port_bridge_leave(struct net_device *netdev)
diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.c b/drivers/net/ethernet/qlogic/qed/qed_cxt.c
index 65e20693c549..33f4f58ee51c 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_cxt.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.c
@@ -933,6 +933,7 @@ static void qed_ilt_shadow_free(struct qed_hwfn *p_hwfn)
p_dma->virt_addr = NULL;
}
kfree(p_mngr->ilt_shadow);
+ p_mngr->ilt_shadow = NULL;
}
static int qed_ilt_blk_alloc(struct qed_hwfn *p_hwfn,
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
index 2cd6fce5c993..9e40c28d453a 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
@@ -59,26 +59,19 @@ static int loongson_dwmac_probe(struct pci_dev *pdev, const struct pci_device_id
return -ENODEV;
}
- if (!of_device_is_compatible(np, "loongson, pci-gmac")) {
- pr_info("dwmac_loongson_pci: Incompatible OF node\n");
- return -ENODEV;
- }
-
plat = devm_kzalloc(&pdev->dev, sizeof(*plat), GFP_KERNEL);
if (!plat)
return -ENOMEM;
+ plat->mdio_bus_data = devm_kzalloc(&pdev->dev,
+ sizeof(*plat->mdio_bus_data),
+ GFP_KERNEL);
+ if (!plat->mdio_bus_data)
+ return -ENOMEM;
+
plat->mdio_node = of_get_child_by_name(np, "mdio");
if (plat->mdio_node) {
dev_info(&pdev->dev, "Found MDIO subnode\n");
-
- plat->mdio_bus_data = devm_kzalloc(&pdev->dev,
- sizeof(*plat->mdio_bus_data),
- GFP_KERNEL);
- if (!plat->mdio_bus_data) {
- ret = -ENOMEM;
- goto err_put_node;
- }
plat->mdio_bus_data->needs_reset = true;
}
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index b157efea5dea..83af8aaeb893 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -4522,8 +4522,9 @@ struct sk_buff *skb_segment(struct sk_buff *head_skb,
/* GSO partial only requires that we trim off any excess that
* doesn't fit into an MSS sized block, so take care of that
* now.
+ * Cap len to not accidentally hit GSO_BY_FRAGS.
*/
- partial_segs = len / mss;
+ partial_segs = min(len, GSO_BY_FRAGS - 1) / mss;
if (partial_segs > 1)
mss *= partial_segs;
else
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index f5ef15e1d9ac..e3167ad96567 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -3293,7 +3293,13 @@ int __tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb, int segs)
if (skb_still_in_host_queue(sk, skb))
return -EBUSY;
+start:
if (before(TCP_SKB_CB(skb)->seq, tp->snd_una)) {
+ if (unlikely(TCP_SKB_CB(skb)->tcp_flags & TCPHDR_SYN)) {
+ TCP_SKB_CB(skb)->tcp_flags &= ~TCPHDR_SYN;
+ TCP_SKB_CB(skb)->seq++;
+ goto start;
+ }
if (unlikely(before(TCP_SKB_CB(skb)->end_seq, tp->snd_una))) {
WARN_ON_ONCE(1);
return -EINVAL;
diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c
index c8e162c9d1df..6df246b53260 100644
--- a/net/vmw_vsock/virtio_transport_common.c
+++ b/net/vmw_vsock/virtio_transport_common.c
@@ -843,7 +843,7 @@ static s64 virtio_transport_has_space(struct vsock_sock *vsk)
struct virtio_vsock_sock *vvs = vsk->trans;
s64 bytes;
- bytes = vvs->peer_buf_alloc - (vvs->tx_cnt - vvs->peer_fwd_cnt);
+ bytes = (s64)vvs->peer_buf_alloc - (vvs->tx_cnt - vvs->peer_fwd_cnt);
if (bytes < 0)
bytes = 0;
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