From: Leon Romanovsky <leonro@xxxxxxxxxx>
The error flow fixed in this patch is not possible because all kernel
users of create QP interface check that device supports steering before
set IB_QP_CREATE_NETIF_QP flag.
Fixes: c1c98501121e ("IB/mlx4: Add support for steerable IB UD QPs")
Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxx>
---
drivers/infiniband/hw/mlx4/qp.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 8662f462e2a5..3a1a4ac9dd33 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -1099,8 +1099,10 @@ static int create_qp_common(struct ib_pd *pd, struct ib_qp_init_attr *init_attr,
if (dev->steering_support ==
MLX4_STEERING_MODE_DEVICE_MANAGED)
qp->flags |= MLX4_IB_QP_NETIF;
- else
+ else {
+ err = -EINVAL;
goto err;
+ }
}
err = set_kernel_sq_size(dev, &init_attr->cap, qp_type, qp);
--
2.31.1
