[PATCH][next] RDMA/mlx5: remove duplicated assignment to resp.response_length

[PATCH][next] RDMA/mlx5: remove duplicated assignment to resp.response_length

[Colin King]

From: Colin Ian King <colin.king@canonical.com>

The assignment to resp.response_length is never read since it is being
updated again on the next statement. The assignment is redundant so
removed it.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
---
 drivers/infiniband/hw/mlx5/qp.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 81bf6b975e0e..d61ca85033de 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -4162,8 +4162,6 @@ static int mlx5_ib_modify_dct(struct ib_qp *ibqp, struct ib_qp_attr *attr,
 
 		if (udata->outlen < min_resp_len)
 			return -EINVAL;
-		resp.response_length = min_resp_len;
-
 		/*
 		 * If we don't have enough space for the ECE options,
 		 * simply indicate it with resp.response_length.
-- 
2.25.1

Re: [PATCH][next] RDMA/mlx5: remove duplicated assignment to resp.response_length

[Leon Romanovsky]

On Thu, Jun 04, 2020 at 03:39:02PM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> The assignment to resp.response_length is never read since it is being
> updated again on the next statement. The assignment is redundant so
> removed it.
>
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> ---
>  drivers/infiniband/hw/mlx5/qp.c | 2 --
>  1 file changed, 2 deletions(-)
>

Thanks,
Acked-by: Leon Romanovsky <leonro@mellanox.com>

Re: [PATCH][next] RDMA/mlx5: remove duplicated assignment to resp.response_length

[Jason Gunthorpe]

On Thu, Jun 04, 2020 at 03:39:02PM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
> 
> The assignment to resp.response_length is never read since it is being
> updated again on the next statement. The assignment is redundant so
> removed it.
> 
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> Acked-by: Leon Romanovsky <leonro@mellanox.com>
> ---
>  drivers/infiniband/hw/mlx5/qp.c | 2 --
>  1 file changed, 2 deletions(-)

Applied to for-rc, with a fixes line

Thanks,
Jason