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misc: genwqe: fix compile warnings

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Using the following command will get compile warnings:
make W=1 drivers/misc/genwqe/card_ddcb.o ARCH=x86_64

drivers/misc/genwqe/card_ddcb.c: In function setup_ddcb_queue:
drivers/misc/genwqe/card_ddcb.c:1024:6: warning: variable rc set but not
used [-Wunused-but-set-variable]
drivers/misc/genwqe/card_ddcb.c: In function genwqe_card_thread:
drivers/misc/genwqe/card_ddcb.c:1190:23: warning: variable rc set but
not used [-Wunused-but-set-variable]

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Hongbo Yao <yaohongbo@huawei.com>
Link: https://lore.kernel.org/r/20191205111655.170382-1-yaohongbo@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Hongbo Yao 2019-12-05 19:16:55 +08:00 committed by Greg Kroah-Hartman
parent cff081ea9d
commit 8edf4cd193
1 changed files with 4 additions and 4 deletions
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8
drivers/misc/genwqe/card_ddcb.c
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@ -1084,7 +1084,7 @@ static int setup_ddcb_queue(struct genwqe_dev *cd, struct ddcb_queue *queue)
queue->ddcb_daddr); queue->ddcb_daddr);
queue->ddcb_vaddr = NULL; queue->ddcb_vaddr = NULL;
queue->ddcb_daddr = 0ull; queue->ddcb_daddr = 0ull;
return -ENODEV; return rc;
} }
@ -1179,7 +1179,7 @@ static irqreturn_t genwqe_vf_isr(int irq, void *dev_id)
*/ */
static int genwqe_card_thread(void *data) static int genwqe_card_thread(void *data)
{ {
int should_stop = 0, rc = 0; int should_stop = 0;
struct genwqe_dev *cd = (struct genwqe_dev *)data; struct genwqe_dev *cd = (struct genwqe_dev *)data;
while (!kthread_should_stop()) { while (!kthread_should_stop()) {
@ -1187,12 +1187,12 @@ static int genwqe_card_thread(void *data)
genwqe_check_ddcb_queue(cd, &cd->queue); genwqe_check_ddcb_queue(cd, &cd->queue);
if (GENWQE_POLLING_ENABLED) { if (GENWQE_POLLING_ENABLED) {
rc = wait_event_interruptible_timeout( wait_event_interruptible_timeout(
cd->queue_waitq, cd->queue_waitq,
genwqe_ddcbs_in_flight(cd) || genwqe_ddcbs_in_flight(cd) ||
(should_stop = kthread_should_stop()), 1); (should_stop = kthread_should_stop()), 1);
} else { } else {
rc = wait_event_interruptible_timeout( wait_event_interruptible_timeout(
cd->queue_waitq, cd->queue_waitq,
genwqe_next_ddcb_ready(cd) || genwqe_next_ddcb_ready(cd) ||
(should_stop = kthread_should_stop()), HZ); (should_stop = kthread_should_stop()), HZ);