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Date: Fri, 8 Jul 2016 01:20:08 +0300
From: Alexey Dobriyan <adobriyan@...il.com>
To: akpm@...ux-foundation.org, peterz@...radead.org
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH] make WRITE_ONCE return void
Currently WRITE_ONCE is used as if it returns void. Let's codify this
before somebody tries to be smarter than necessary.
Signed-off-by: Alexey Dobriyan <adobriyan@...il.com>
---
include/linux/compiler.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -301,7 +301,7 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s
union { typeof(x) __val; char __c[1]; } __u = \
{ .__val = (__force typeof(x)) (val) }; \
__write_once_size(&(x), __u.__c, sizeof(x)); \
- __u.__val; \
+ (void)0; \
})
/**
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