On Tue, Jul 19, 2022 at 05:09:48PM +0800, zys.zljxml@xxxxxxxxx wrote:
> From: Yushan Zhou <katrinzhou@xxxxxxxxxxx>
>
> The variable err is reassigned before the assigned value works.
> Cleanup unused assignments reported by Coverity.
>
> Addresses-Coverity: ("UNUSED_VALUE")
> Signed-off-by: Yushan Zhou <katrinzhou@xxxxxxxxxxx>
> ---
> drivers/infiniband/hw/cxgb4/cm.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
> index c16017f6e8db..3462fe991f93 100644
> --- a/drivers/infiniband/hw/cxgb4/cm.c
> +++ b/drivers/infiniband/hw/cxgb4/cm.c
> @@ -1590,7 +1590,6 @@ static int process_mpa_reply(struct c4iw_ep *ep, struct sk_buff *skb)
> insuff_ird = 1;
> }
> if (insuff_ird) {
> - err = -ENOMEM;
> ep->ird = resp_ord;
> ep->ord = resp_ird;
> }
> @@ -1655,7 +1654,7 @@ static int process_mpa_reply(struct c4iw_ep *ep, struct sk_buff *skb)
> attrs.ecode = MPA_NOMATCH_RTR;
> attrs.next_state = C4IW_QP_STATE_TERMINATE;
> attrs.send_term = 1;
> - err = c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp,
> + c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp,
> C4IW_QP_ATTR_NEXT_STATE, &attrs, 1);
> err = -ENOMEM;
I would prefer do not overwrite errors returned from the functions
unless it is really necessary.
Can anyone from chelsio help here?
Thanks
> disconnect = 1;
> @@ -1674,7 +1673,7 @@ static int process_mpa_reply(struct c4iw_ep *ep, struct sk_buff *skb)
> attrs.ecode = MPA_INSUFF_IRD;
> attrs.next_state = C4IW_QP_STATE_TERMINATE;
> attrs.send_term = 1;
> - err = c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp,
> + c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp,
> C4IW_QP_ATTR_NEXT_STATE, &attrs, 1);
> err = -ENOMEM;
> disconnect = 1;
> --
> 2.27.0
>
