bitops: use the UL literal for constants

We operate by long variables in out bit arithmetics, so our constants
should be marked as long too.

Cc: Adrian Reber <areber@redhat.com>
Reported-by: Adrian Reber <areber@redhat.com>
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>
Tested-by: Adrian Reber <areber@redhat.com>
Reviewed-by: Dmitry Safonov <0x7f454c46@gmail.com>
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>

include/common/asm-generic/bitops.h

@@ -28,25 +28,25 @@
 
 static inline void set_bit(int nr, volatile unsigned long *addr) {
 	addr += nr / BITS_PER_LONG;
-	*addr |= (1 << (nr % BITS_PER_LONG));
+	*addr |= (1UL << (nr % BITS_PER_LONG));
 }
 
 static inline void change_bit(int nr, volatile unsigned long *addr)
 {
 	addr += nr / BITS_PER_LONG;
-	*addr ^= (1 << (nr % BITS_PER_LONG));
+	*addr ^= (1UL << (nr % BITS_PER_LONG));
 }
 
 static inline int test_bit(int nr, volatile const unsigned long *addr)
 {
 	addr += nr / BITS_PER_LONG;
-	return (*addr & (1 << (nr % BITS_PER_LONG))) ? -1 : 0;
+	return (*addr & (1UL << (nr % BITS_PER_LONG))) ? -1 : 0;
 }
 
 static inline void clear_bit(int nr, volatile unsigned long *addr)
 {
 	addr += nr / BITS_PER_LONG;
-	*addr &= ~(1 << (nr % BITS_PER_LONG));
+	*addr &= ~(1UL << (nr % BITS_PER_LONG));
 }
 
 /**