[PATCH] s390: remove one set of brackets in __constant_test_bit()

Right now in __constant_test_bit for the s390 there is an extra set of ()
surrounding the calculation.  This patch simply removes one set of () that is
surrounding the whole clause.
Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/asm-s390/bitops.h

@@ -518,8 +518,8 @@ static inline int __test_bit(unsigned long nr, const volatile unsigned long *ptr
 
 static inline int 
 __constant_test_bit(unsigned long nr, const volatile unsigned long *addr) {
-    return ((((volatile char *) addr)
-	    [(nr^(__BITOPS_WORDSIZE-8))>>3] & (1<<(nr&7)))) != 0;
+    return (((volatile char *) addr)
+	    [(nr^(__BITOPS_WORDSIZE-8))>>3] & (1<<(nr&7))) != 0;
 }
 
 #define test_bit(nr,addr) \