diff options
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c index 1419c8dccea2..175f15c46842 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c @@ -1508,10 +1508,12 @@ static irqreturn_t dpaa2_switch_irq0_handler_thread(int irq_num, void *arg) } if (status & DPSW_IRQ_EVENT_ENDPOINT_CHANGED) { + rtnl_lock(); if (dpaa2_switch_port_has_mac(port_priv)) dpaa2_switch_port_disconnect_mac(port_priv); else dpaa2_switch_port_connect_mac(port_priv); + rtnl_unlock(); } out: @@ -2923,6 +2925,18 @@ err_free_dpbp: return err; } +static void dpaa2_switch_remove_port(struct ethsw_core *ethsw, + u16 port_idx) +{ + struct ethsw_port_priv *port_priv = ethsw->ports[port_idx]; + + rtnl_lock(); + dpaa2_switch_port_disconnect_mac(port_priv); + rtnl_unlock(); + free_netdev(port_priv->netdev); + ethsw->ports[port_idx] = NULL; +} + static int dpaa2_switch_init(struct fsl_mc_device *sw_dev) { struct device *dev = &sw_dev->dev; @@ -3201,8 +3215,7 @@ static int dpaa2_switch_remove(struct fsl_mc_device *sw_dev) for (i = 0; i < ethsw->sw_attr.num_ifs; i++) { port_priv = ethsw->ports[i]; unregister_netdev(port_priv->netdev); - dpaa2_switch_port_disconnect_mac(port_priv); - free_netdev(port_priv->netdev); + dpaa2_switch_remove_port(ethsw, i); } kfree(ethsw->fdbs); @@ -3390,7 +3403,7 @@ err_stop: dpsw_disable(ethsw->mc_io, 0, ethsw->dpsw_handle); err_free_netdev: for (i--; i >= 0; i--) - free_netdev(ethsw->ports[i]->netdev); + dpaa2_switch_remove_port(ethsw, i); kfree(ethsw->filter_blocks); err_free_fdbs: kfree(ethsw->fdbs); |