[PATCH v2] memcontrol: use flexible-array member

[wenhuizhang]

Change depracated zero-length-and-one-element-arrays into flexible
array member.Zero-length and one-element arrays detected by Lukas's CodeChecker.
Zero/one element arrays causes undefined behaviours if sizeof() used.

Signed-off-by: wenhuizhang <wenhui@xxxxxxxxxxxxxx>
---
 include/linux/memcontrol.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 0ce97eff79e2..3cc18c2176e7 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -349,8 +349,7 @@ struct mem_cgroup {
 	struct deferred_split deferred_split_queue;
 #endif
 
-	struct mem_cgroup_per_node *nodeinfo[0];
-	/* WARNING: nodeinfo must be the last member here */
+	struct mem_cgroup_per_node *nodeinfo[];
 };
 
 /*
-- 
2.17.1