diff options
| author | Hannes Frederic Sowa <hannes@stressinduktion.org> | 2016-04-18 22:19:44 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-04-21 22:35:43 +0300 |
| commit | 0c5c3252c43cc935bef05c2211fc7cb32facddf7 (patch) | |
| tree | e09c6f8f46a4a56cb9ce4b9a88418b7fee0af5e1 /drivers | |
| parent | 41419b9303f085e8912406140355e45230fed22f (diff) | |
| download | linux-0c5c3252c43cc935bef05c2211fc7cb32facddf7.tar.xz | |
mlx4: protect mlx4_en_start_port in mlx4_en_restart with rtnl_lock
mlx4_en_start_port requires rtnl_lock to be held.
Cc: Eugenia Emantayev <eugenia@mellanox.com>
Cc: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index b4b258c8ca47..8bd143dda95d 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -1856,6 +1856,7 @@ static void mlx4_en_restart(struct work_struct *work) en_dbg(DRV, priv, "Watchdog task called for port %d\n", priv->port); + rtnl_lock(); mutex_lock(&mdev->state_lock); if (priv->port_up) { mlx4_en_stop_port(dev, 1); @@ -1863,6 +1864,7 @@ static void mlx4_en_restart(struct work_struct *work) en_err(priv, "Failed restarting port %d\n", priv->port); } mutex_unlock(&mdev->state_lock); + rtnl_unlock(); } static void mlx4_en_clear_stats(struct net_device *dev) |