[PATCH] macintosh: Fix warning comparing pointer to 0

[wangkailong at jari.cn]

Fix the following coccicheck warning:

drivers/macintosh/macio-adb.c:103:13-14: WARNING comparing pointer to 0.

Signed-off-by: KaiLong Wang <wangkailong at jari.cn>
---
 drivers/macintosh/macio-adb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/macintosh/macio-adb.c b/drivers/macintosh/macio-adb.c
index 9b63bd2551c6..1c1c375a817d 100644
--- a/drivers/macintosh/macio-adb.c
+++ b/drivers/macintosh/macio-adb.c
@@ -100,7 +100,7 @@ int macio_init(void)
 	unsigned int irq;
 
 	adbs = of_find_compatible_node(NULL, "adb", "chrp,adb0");
-	if (adbs == 0)
+	if (adbs)
 		return -ENXIO;
 
 	if (of_address_to_resource(adbs, 0, &r)) {
-- 
2.25.1