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>
This commit is contained in:
Andi Kleen 2010-08-09 17:19:02 -07:00 committed by Linus Torvalds
parent 67a8a20fe1
commit 627295e492

View File

@ -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;
}