From: Or Gerlitz Date: Thu, 15 Jun 2017 17:08:32 +0000 (+0300) Subject: net/mlx5e: Avoid doing a cleanup call if the profile doesn't have it X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=31ac93386d135a6c96de9c8bab406f5ccabf5a4d;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git net/mlx5e: Avoid doing a cleanup call if the profile doesn't have it The error flow of mlx5e_create_netdev calls the cleanup call of the given profile without checking if it exists, fix that. Currently the VF reps don't register that callback and we crash if getting into error -- can be reproduced by the user doing ctrl^C while attempting to change the sriov mode from legacy to switchdev. Fixes: 26e59d8077a3 '(net/mlx5e: Implement mlx5e interface attach/detach callbacks') Signed-off-by: Or Gerlitz Reported-by: Sabrina Dubroca Signed-off-by: Saeed Mahameed --- diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 41cd22a223dc..277f4de30375 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -4241,7 +4241,8 @@ struct net_device *mlx5e_create_netdev(struct mlx5_core_dev *mdev, return netdev; err_cleanup_nic: - profile->cleanup(priv); + if (profile->cleanup) + profile->cleanup(priv); free_netdev(netdev); return NULL;