From: Colin Ian King Date: Fri, 12 Apr 2019 10:40:17 +0000 (+0100) Subject: RDMA/mlx5: Check for error return in flow_rule rather than err X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1db86318c4d1a0d1c8a19535290f71a03a2f13ad;p=linux.git RDMA/mlx5: Check for error return in flow_rule rather than err Currently when the call to create_flow_rule_vport_sq fails, the error check is being performed on err rather than on the return pointer flow_rule. The return flow_rule maybe NULL (which is not considered an error) or an error code, so check for the error on flow_rule. Addresses-Coverity: ("Uninitialized scalar variable") Fixes: d5ed8ac34cef ("RDMA/mlx5: Move default representors SQ steering to rule to modify QP") Signed-off-by: Colin Ian King Acked-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index a970af0ffc3e1..487dccbe18521 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -3276,7 +3276,7 @@ static int modify_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, flow_rule = create_flow_rule_vport_sq(dev, sq, raw_qp_param->port); if (IS_ERR(flow_rule)) - return err; + return PTR_ERR(flow_rule); err = modify_raw_packet_qp_sq(dev->mdev, sq, sq_state, raw_qp_param, qp->ibqp.pd);