[ARM PATCH] 2421/1: bitops.h missing `const` from find calls

Patch from Ben Dooks

_find_first_zero_bit_le and _find_next_zero_bit_le are missing the
const from their pointer arguments, causing the following warnings:
In file included from mm/page_alloc.c:34:
include/linux/nodemask.h: In function `__first_unset_node':
include/linux/nodemask.h:246: warning: passing arg 1 of `_find_first_zero_bit_le' discards qualifiers from pointer target type

Signed-off-by: Ben Dooks
Signed-off-by: Russell King

include/asm-arm/bitops.h

@@ -210,8 +210,8 @@ extern void _change_bit_le(int nr, volatile unsigned long * p);
 extern int _test_and_set_bit_le(int nr, volatile unsigned long * p);
 extern int _test_and_clear_bit_le(int nr, volatile unsigned long * p);
 extern int _test_and_change_bit_le(int nr, volatile unsigned long * p);
-extern int _find_first_zero_bit_le(void * p, unsigned size);
-extern int _find_next_zero_bit_le(void * p, int size, int offset);
+extern int _find_first_zero_bit_le(const void * p, unsigned size);
+extern int _find_next_zero_bit_le(const void * p, int size, int offset);
 extern int _find_first_bit_le(const unsigned long *p, unsigned size);
 extern int _find_next_bit_le(const unsigned long *p, int size, int offset);