* [PATCH] dma-buf: heaps: Remove Unneeded variable "ret" in dma_heap_dma_buf_begin_cpu_access()
@ 2020-05-06 6:18 Jason Yan
2020-05-06 9:13 ` Brian Starkey
0 siblings, 1 reply; 2+ messages in thread
From: Jason Yan @ 2020-05-06 6:18 UTC (permalink / raw)
To: sumit.semwal, afd, benjamin.gaignard, lmark, labbott,
Brian.Starkey, john.stultz, seanpaul, linux-media, dri-devel,
linaro-mm-sig, linux-kernel
Cc: Jason Yan
Fix the following coccicheck warning:
drivers/dma-buf/heaps/heap-helpers.c:203:5-8: Unneeded variable: "ret".
Return "0" on line 216
Signed-off-by: Jason Yan <yanaijie@huawei.com>
---
drivers/dma-buf/heaps/heap-helpers.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/dma-buf/heaps/heap-helpers.c b/drivers/dma-buf/heaps/heap-helpers.c
index 9f964ca3f59c..c82872501ba2 100644
--- a/drivers/dma-buf/heaps/heap-helpers.c
+++ b/drivers/dma-buf/heaps/heap-helpers.c
@@ -200,7 +200,6 @@ static int dma_heap_dma_buf_begin_cpu_access(struct dma_buf *dmabuf,
{
struct heap_helper_buffer *buffer = dmabuf->priv;
struct dma_heaps_attachment *a;
- int ret = 0;
mutex_lock(&buffer->lock);
@@ -213,7 +212,7 @@ static int dma_heap_dma_buf_begin_cpu_access(struct dma_buf *dmabuf,
}
mutex_unlock(&buffer->lock);
- return ret;
+ return 0;
}
static int dma_heap_dma_buf_end_cpu_access(struct dma_buf *dmabuf,
--
2.21.1
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] dma-buf: heaps: Remove Unneeded variable "ret" in dma_heap_dma_buf_begin_cpu_access()
2020-05-06 6:18 [PATCH] dma-buf: heaps: Remove Unneeded variable "ret" in dma_heap_dma_buf_begin_cpu_access() Jason Yan
@ 2020-05-06 9:13 ` Brian Starkey
0 siblings, 0 replies; 2+ messages in thread
From: Brian Starkey @ 2020-05-06 9:13 UTC (permalink / raw)
To: Jason Yan
Cc: sumit.semwal, afd, benjamin.gaignard, lmark, labbott,
john.stultz, seanpaul, linux-media, dri-devel, linaro-mm-sig,
linux-kernel, nd
Hi Jason,
On Wed, May 06, 2020 at 02:18:51PM +0800, Jason Yan wrote:
> Fix the following coccicheck warning:
>
> drivers/dma-buf/heaps/heap-helpers.c:203:5-8: Unneeded variable: "ret".
> Return "0" on line 216
>
> Signed-off-by: Jason Yan <yanaijie@huawei.com>
LGTM.
Reviewed-by: Brian Starkey <brian.starkey@arm.com>
Thanks,
-Brian
> ---
> drivers/dma-buf/heaps/heap-helpers.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/dma-buf/heaps/heap-helpers.c b/drivers/dma-buf/heaps/heap-helpers.c
> index 9f964ca3f59c..c82872501ba2 100644
> --- a/drivers/dma-buf/heaps/heap-helpers.c
> +++ b/drivers/dma-buf/heaps/heap-helpers.c
> @@ -200,7 +200,6 @@ static int dma_heap_dma_buf_begin_cpu_access(struct dma_buf *dmabuf,
> {
> struct heap_helper_buffer *buffer = dmabuf->priv;
> struct dma_heaps_attachment *a;
> - int ret = 0;
>
> mutex_lock(&buffer->lock);
>
> @@ -213,7 +212,7 @@ static int dma_heap_dma_buf_begin_cpu_access(struct dma_buf *dmabuf,
> }
> mutex_unlock(&buffer->lock);
>
> - return ret;
> + return 0;
> }
>
> static int dma_heap_dma_buf_end_cpu_access(struct dma_buf *dmabuf,
> --
> 2.21.1
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2020-05-06 9:13 ` Brian Starkey
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