Commit 37e07e70 authored by Eli Cohen's avatar Eli Cohen Committed by Michael S. Tsirkin
Browse files

vdpa/mlx5: Restore cur_num_vqs in case of failure in change_num_qps() 



Restore ndev->cur_num_vqs to the original value in case change_num_qps()
fails.

Fixes: 52893733 ("vdpa/mlx5: Add multiqueue support")
Reviewed-by: default avatarSi-Wei <Liu&lt;si-wei.liu@oracle.com>
Acked-by: default avatarJason Wang <jasowang@redhat.com>
Signed-off-by: default avatarEli Cohen <elic@nvidia.com>
Link: https://lore.kernel.org/r/20220105114646.577224-10-elic@nvidia.com


Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent 612f330e

drivers/vdpa/mlx5/net/mlx5_vnet.c

+3 −1
Original line number Diff line number Diff line
@@ -1541,9 +1541,11 @@ static int change_num_qps(struct mlx5_vdpa_dev *mvdev, int newqps) 
	return 0;



clean_added:

	for (--i; i >= cur_qps; --i)

	for (--i; i >= 2 * cur_qps; --i)

		teardown_vq(ndev, &ndev->vqs[i]);



	ndev->cur_num_vqs = 2 * cur_qps;



	return err;

}