1 files changed, 1 insertions, 2 deletions

diff --git a/lib/rhashtable.c b/lib/rhashtable.c
index a8583af43b59..9c84f5cef69c 100644
--- a/lib/rhashtable.c
+++ b/lib/rhashtable.c
@@ -175,8 +175,7 @@ static struct bucket_table *bucket_table_alloc(struct rhashtable *ht,
         int i;
         static struct lock_class_key __key;
 
-        size = sizeof(*tbl) + nbuckets * sizeof(tbl->buckets[0]);
-        tbl = kvzalloc(size, gfp);
+        tbl = kvzalloc(struct_size(tbl, buckets, nbuckets), gfp);
 
         size = nbuckets;