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 <huangfq.dax...@gmail.com>
---
Changes in v3:
- Use actual commit rather than the merge commit in the commit message
arch/sh/mm/consistent.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c
index 792f36129062..b09510adfae9 100644
--- a/arch/sh/mm/consistent.c
+++ b/arch/sh/mm/consistent.c
@@ -58,8 +58,6 @@ int __init platform_resource_setup_memory(struct
platform_device *pdev,
return -ENOMEM;
}
- memset(buf, 0, memsize);
-
r->flags = IORESOURCE_MEM;
r->start = dma_handle;
r->end = r->start + memsize - 1;
--
2.11.0
