* [PATCH] uio: remove unneeded variable "ret" in uio_dmem_genirq_open
@ 2020-04-28 6:31 Jason Yan
0 siblings, 0 replies; only message in thread
From: Jason Yan @ 2020-04-28 6:31 UTC (permalink / raw)
To: gregkh, linux-kernel; +Cc: Jason Yan
Fix the following coccicheck warning:
drivers/uio/uio_dmem_genirq.c:47:5-8: Unneeded variable: "ret". Return
"0" on line 71
Signed-off-by: Jason Yan <yanaijie@huawei.com>
---
drivers/uio/uio_dmem_genirq.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/uio/uio_dmem_genirq.c b/drivers/uio/uio_dmem_genirq.c
index f6ab3f28c838..6e27fe4fcca3 100644
--- a/drivers/uio/uio_dmem_genirq.c
+++ b/drivers/uio/uio_dmem_genirq.c
@@ -44,7 +44,6 @@ static int uio_dmem_genirq_open(struct uio_info *info, struct inode *inode)
{
struct uio_dmem_genirq_platdata *priv = info->priv;
struct uio_mem *uiomem;
- int ret = 0;
int dmem_region = priv->dmem_region_start;
uiomem = &priv->uioinfo->mem[priv->dmem_region_start];
@@ -68,7 +67,7 @@ static int uio_dmem_genirq_open(struct uio_info *info, struct inode *inode)
mutex_unlock(&priv->alloc_lock);
/* Wait until the Runtime PM code has woken up the device */
pm_runtime_get_sync(&priv->pdev->dev);
- return ret;
+ return 0;
}
static int uio_dmem_genirq_release(struct uio_info *info, struct inode *inode)
--
2.21.1
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2020-04-28 6:32 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-04-28 6:31 [PATCH] uio: remove unneeded variable "ret" in uio_dmem_genirq_open Jason Yan
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).