media: exynos4-is: Remove call to memset after dma_alloc_coherent

In commit 518a2f1 ("dma-mapping: zero memory returned from dma_alloc_*"), dma_alloc_coherent has already zeroed the memory. So memset is not needed Signed-off-by: Fuqian Huang <[email protected]> Reviewed-by: Sylwester Nawrocki <[email protected]> Signed-off-by: Hans Verkuil <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]>
kmaincent · Aug 13, 2019 · 009b37c · 009b37c
1 parent 6a11f0f
commit 009b37c
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c
@@ -341,7 +341,6 @@ static int fimc_is_alloc_cpu_memory(struct fimc_is *is)
 		return -ENOMEM;
 
 	is->memory.size = FIMC_IS_CPU_MEM_SIZE;
-	memset(is->memory.vaddr, 0, is->memory.size);
 
 	dev_info(dev, "FIMC-IS CPU memory base: %#x\n", (u32)is->memory.paddr);