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gcc-4.6: pagemap: avoid unused-but-set variable
author
Andi Kleen
<andi@firstfloor.org>
Tue, 10 Aug 2010 00:19:02 +0000
(17:19 -0700)
committer
Linus Torvalds
<torvalds@linux-foundation.org>
Tue, 10 Aug 2010 03:44:58 +0000
(20:44 -0700)
Avoid quite a lot of warnings in header files in a gcc 4.6 -Wall builds
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
include/linux/pagemap.h
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diff --git
a/include/linux/pagemap.h
b/include/linux/pagemap.h
index
3c62ed4
..
78a702c
100644
(file)
--- a/
include/linux/pagemap.h
+++ b/
include/linux/pagemap.h
@@
-423,8
+423,10
@@
static inline int fault_in_pages_readable(const char __user *uaddr, int size)
const char __user *end = uaddr + size - 1;
if (((unsigned long)uaddr & PAGE_MASK) !=
- ((unsigned long)end & PAGE_MASK))
+ ((unsigned long)end & PAGE_MASK))
{
ret = __get_user(c, end);
+ (void)c;
+ }
}
return ret;
}