diff options
| author |   Eugenia Emantayev <eugenia@mellanox.com> | 2016-10-27 16:27:18 +0300 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-10-29 16:23:48 -0400 |
| commit | 9d2afba058722d40cc02f430229c91611c0e8d16 (patch) | |
| tree | 69218daecbae4e11931035cf949e1532f3d340f1 /drivers/net/ethernet | |
| parent | net/mlx4_en: Process all completions in RX rings after port goes up (diff) | |
| download | linux-dev-9d2afba058722d40cc02f430229c91611c0e8d16.tar.xz linux-dev-9d2afba058722d40cc02f430229c91611c0e8d16.zip | |
net/mlx4_en: Fix panic during reboot
Fix a kernel panic that occurs as a result of an asynchronous event
handled in roce_gid_mgmt:
mlx4_en_get_drvinfo is called and accesses freed resources.
This happens in a shutdown flow only, since pci device is destroyed
while netdevice is still alive.
Fixes: c27a02cd94d6 ("mlx4_en: Add driver for Mellanox ConnectX 10GbE NIC")
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index e25c11dff525..314f54c8dbed 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -2201,6 +2201,7 @@ void mlx4_en_destroy_netdev(struct net_device *dev) if (!shutdown) free_netdev(dev); + dev->ethtool_ops = NULL; } static int mlx4_en_change_mtu(struct net_device *dev, int new_mtu) |