-----"Mao Wenan" <maowe...@huawei.com> wrote: -----
>To: <b...@zurich.ibm.com>, <dledf...@redhat.com>, <j...@ziepe.ca>
>From: "Mao Wenan" <maowe...@huawei.com>
>Date: 07/19/2019 03:24AM
>Cc: <linux-r...@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
><kernel-janit...@vger.kernel.org>, "Mao Wenan" <maowe...@huawei.com>
>Subject: [EXTERNAL] [PATCH -next] infiniband: siw: remove set but not
>used variables 'rv'
>
>Fixes gcc '-Wunused-but-set-variable' warning:
>
>drivers/infiniband/sw/siw/siw_cm.c: In function siw_cep_set_inuse:
>drivers/infiniband/sw/siw/siw_cm.c:223:6: warning: variable rv set
>but not used [-Wunused-but-set-variable]
>
>It is not used since commit 6c52fdc244b5("rdma/siw: connection
>management")
>
>Signed-off-by: Mao Wenan <maowe...@huawei.com>
>---
> drivers/infiniband/sw/siw/siw_cm.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
>diff --git a/drivers/infiniband/sw/siw/siw_cm.c
>b/drivers/infiniband/sw/siw/siw_cm.c
>index a7cde98..9ce8a1b 100644
>--- a/drivers/infiniband/sw/siw/siw_cm.c
>+++ b/drivers/infiniband/sw/siw/siw_cm.c
>@@ -220,13 +220,12 @@ static void siw_put_work(struct siw_cm_work
>*work)
> static void siw_cep_set_inuse(struct siw_cep *cep)
> {
> unsigned long flags;
>- int rv;
> retry:
> spin_lock_irqsave(&cep->lock, flags);
>
> if (cep->in_use) {
> spin_unlock_irqrestore(&cep->lock, flags);
>- rv = wait_event_interruptible(cep->waitq, !cep->in_use);
>+ wait_event_interruptible(cep->waitq, !cep->in_use);
> if (signal_pending(current))
> flush_signals(current);
> goto retry;
>--
>2.7.4
>
>
Mao, many thanks for finding that. So, yes, 'rv' shall be removed.
Reviewed-by: Bernard Metzler <b...@zurich.ibm.com>
