lib: Fix atomic64_inc_not_zero test

atomic64_inc_not_zero must return 1 if it perfomed the add and 0 otherwise.
The test assumed the opposite convention.
Signed-off-by: NLuca Barbieri <luca@luca-barbieri.com>
LKML-Reference: <1267469749-11878-5-git-send-email-luca@luca-barbieri.com>
Signed-off-by: NH. Peter Anvin <hpa@zytor.com>

lib/atomic64_test.c

@@ -130,16 +130,16 @@ static __init int test_atomic64(void)
 #endif
 
 	INIT(onestwos);
-	BUG_ON(atomic64_inc_not_zero(&v));
+	BUG_ON(!atomic64_inc_not_zero(&v));
 	r += one;
 	BUG_ON(v.counter != r);
 
 	INIT(0);
-	BUG_ON(!atomic64_inc_not_zero(&v));
+	BUG_ON(atomic64_inc_not_zero(&v));
 	BUG_ON(v.counter != r);
 
 	INIT(-one);
-	BUG_ON(atomic64_inc_not_zero(&v));
+	BUG_ON(!atomic64_inc_not_zero(&v));
 	r += one;
 	BUG_ON(v.counter != r);