[PATCH -next] dma-buf: heaps: Remove unused variable ret

[Zou Wei]

This patch fixes below warnings reported by coccicheck

./drivers/dma-buf/heaps/heap-helpers.c:202:5-8: Unneeded variable: "ret". Return "0" on line 215

Signed-off-by: Zou Wei <zou_wei at 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 d0696cf..7969510 100644
--- a/drivers/dma-buf/heaps/heap-helpers.c
+++ b/drivers/dma-buf/heaps/heap-helpers.c
@@ -199,7 +199,6 @@ 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);
 
@@ -212,7 +211,7 @@ 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,
-- 
2.6.2