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authorAndi Kleen <andi@firstfloor.org>2010-08-09 17:19:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-09 20:44:58 -0700
commit627295e492638936e76f3d8fcb1e0a3367b88341 (patch)
tree94ef884e0e248fef8de4b5605a67812191cd3762 /include/linux/pagemap.h
parent67a8a20fe1eec43ebfa7f2b83e988dbdb4c16271 (diff)
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gcc-4.6: pagemap: avoid unused-but-set variable
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>
Diffstat (limited to 'include/linux/pagemap.h')
-rw-r--r--include/linux/pagemap.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 3c62ed4..78a702c 100644
--- 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;
}