In commit 518a2f1925c3
("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]>
---
Changes in v3:
  - Use actual commit rather than the merge commit in the commit message

 drivers/video/fbdev/mmp/fb/mmpfb.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/video/fbdev/mmp/fb/mmpfb.c 
b/drivers/video/fbdev/mmp/fb/mmpfb.c
index e5b56f2199df..47bc7c59bbd8 100644
--- a/drivers/video/fbdev/mmp/fb/mmpfb.c
+++ b/drivers/video/fbdev/mmp/fb/mmpfb.c
@@ -612,7 +612,6 @@ static int mmpfb_probe(struct platform_device *pdev)
                ret = -ENOMEM;
                goto failed_destroy_mutex;
        }
-       memset(fbi->fb_start, 0, fbi->fb_size);
        dev_info(fbi->dev, "fb %dk allocated\n", fbi->fb_size/1024);
 
        /* fb power on */
-- 
2.11.0

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