[PATCH wayland] cosmetic: return NULL instead of 0

[Marek Chalupa]

we're returning a pointer

Signed-off-by: Marek Chalupa <mchqwerty at gmail.com>
---
 src/wayland-util.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/wayland-util.c b/src/wayland-util.c
index e782309..3f95877 100644
--- a/src/wayland-util.c
+++ b/src/wayland-util.c
@@ -127,7 +127,7 @@ wl_array_add(struct wl_array *array, size_t size)
 			data = malloc(alloc);
 
 		if (data == NULL)
-			return 0;
+			return NULL;
 		array->data = data;
 		array->alloc = alloc;
 	}
-- 
2.5.0