1 files changed, 1 insertions, 1 deletions

diff --git a/lib/idr.c b/lib/idr.c
index 5ca67b3cfd35..ffd61941e75d 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -590,7 +590,7 @@ static  int init_id_cache(void)
 {
         if (!idr_layer_cache)
                 idr_layer_cache = kmem_cache_create("idr_layer_cache",
-                        sizeof(struct idr_layer), 0, 0, idr_cache_ctor, NULL);
+                        sizeof(struct idr_layer), 0, 0, idr_cache_ctor);
         return 0;
 }