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* [PATCH 31/87] media: exynos4-is: remove memset after dma_alloc_coherent in fimc-is.c
@ 2019-06-27 17:38 Fuqian Huang
  0 siblings, 0 replies; only message in thread
From: Fuqian Huang @ 2019-06-27 17:38 UTC (permalink / raw)
  Cc: linux-samsung-soc, linux-kernel, Krzysztof Kozlowski,
	Kyungmin Park, Kukjin Kim, Sylwester Nawrocki, Fuqian Huang,
	Mauro Carvalho Chehab, linux-arm-kernel, linux-media

In commit af7ddd8a627c
("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"),
dma_alloc_coherent has already zeroed the memory.
So memset is not needed.

Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
---
 drivers/media/platform/exynos4-is/fimc-is.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c
index e043d55133a3..77633e356305 100644
--- 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);
 
-- 
2.11.0


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