On 12/8/2021 12:14 PM, Eli Cohen wrote:
Restore ndev->cur_num_vqs to the original value in case change_num_qps()
fails.
Fixes: 52893733f2c5 ("vdpa/mlx5: Add multiqueue support")
Acked-by: Jason Wang <jasowang@xxxxxxxxxx>
Signed-off-by: Eli Cohen <elic@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 4f0b8bba8b58..2d37240e8bfc 100644
--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -1539,6 +1539,8 @@ static int change_num_qps(struct mlx5_vdpa_dev *mvdev, int newqps)
for (--i; i >= cur_qps; --i)
Should the condition be i >= cur_qps*2 instead?
teardown_vq(ndev, &ndev->vqs[i]);
+ ndev->cur_num_vqs = 2 * cur_qps;
+
return err;
}
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