| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 24/50] net/mlx5e: IPoIB, Add error path in mlx5_rdma_setup_rn | Date | Fri, 26 Jul 2019 17:24:59 +0200 |
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From: Aya Levin <ayal@mellanox.com>
[ Upstream commit ef1ce7d7b67b46661091c7ccc0396186b7a247ef ]
Check return value from mlx5e_attach_netdev, add error path on failure.
Fixes: 48935bbb7ae8 ("net/mlx5e: IPoIB, Add netdevice profile skeleton") Signed-off-by: Aya Levin <ayal@mellanox.com> Reviewed-by: Feras Daoud <ferasda@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-)
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c @@ -662,7 +662,9 @@ struct net_device *mlx5_rdma_netdev_allo profile->init(mdev, netdev, profile, ipriv); - mlx5e_attach_netdev(epriv); + err = mlx5e_attach_netdev(epriv); + if (err) + goto detach; netif_carrier_off(netdev); /* set rdma_netdev func pointers */ @@ -678,6 +680,11 @@ struct net_device *mlx5_rdma_netdev_allo return netdev; +detach: + profile->cleanup(epriv); + if (ipriv->sub_interface) + return NULL; + mlx5e_destroy_mdev_resources(mdev); destroy_ht: mlx5i_pkey_qpn_ht_cleanup(netdev); destroy_wq:
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