On Thu, Dec 2, 2021 at 3:58 AM Eli Cohen <elic@xxxxxxxxxx> wrote:
>
> Restore ndev->cur_num_vqs to the original value in case change_num_qps()
> fails.
>
> Fixes: 52893733f2c5 ("vdpa/mlx5: Add multiqueue support")
> Signed-off-by: Eli Cohen <elic@xxxxxxxxxx>
Acked-by: Jason Wang <jasowang@xxxxxxxxxx>
> ---
> drivers/vdpa/mlx5/net/mlx5_vnet.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c
> index 81a602ff68b5..baeff15d4b95 100644
> --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
> +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
> @@ -1552,6 +1552,8 @@ static int change_num_qps(struct mlx5_vdpa_dev *mvdev, int newqps)
> for (--i; i >= cur_qps; --i)
> teardown_vq(ndev, &ndev->vqs[i]);
>
> + ndev->cur_num_vqs = 2 * cur_qps;
> +
> return err;
> }
>
> --
> 2.33.1
>
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