[PATCH] XArray tests: Compare pointers to NULL instead of 0

[Jiapeng Chong]

Avoid pointer type value compared with 0 to make code clear.

/lib/test_xarray.c:973:52-53: WARNING comparing pointer to 0

Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=9169
Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
---
 lib/test_xarray.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/test_xarray.c b/lib/test_xarray.c
index ab9cc42a0d74..a281436267ce 100644
--- a/lib/test_xarray.c
+++ b/lib/test_xarray.c
@@ -975,7 +975,7 @@ static noinline void check_xa_alloc_1(struct xarray *xa, unsigned int base)
 
 	XA_BUG_ON(xa, xa_alloc(xa, &id, xa_mk_index(10), XA_LIMIT(10, 5),
 				GFP_KERNEL) != -EBUSY);
-	XA_BUG_ON(xa, xa_store_index(xa, 3, GFP_KERNEL) != 0);
+	XA_BUG_ON(xa, NULL != xa_store_index(xa, 3, GFP_KERNEL));
 	XA_BUG_ON(xa, xa_alloc(xa, &id, xa_mk_index(10), XA_LIMIT(10, 5),
 				GFP_KERNEL) != -EBUSY);
 	xa_erase_index(xa, 3);
-- 
2.20.1.7.g153144c