1 files changed, 1 insertions, 1 deletions

diff --git a/mm/slob.c b/mm/slob.c
index f729c46639fa..3d73b3b8fb1d 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -554,7 +554,7 @@ void *kmem_cache_alloc_node(struct kmem_cache *c, gfp_t flags, int node)
                                             flags, node);
         }
 
-        if (c->ctor)
+        if (b && c->ctor)
                 c->ctor(b);
 
         kmemleak_alloc_recursive(b, c->size, 1, c->flags, flags);