diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c
index 23c1fa5da1e9e..22e77ede9f146 100644
--- a/fs/nfsd/filecache.c
+++ b/fs/nfsd/filecache.c
@@ -52,7 +52,7 @@ struct nfsd_fcache_disposal {
 	struct rcu_head rcu;
 };
 
-struct workqueue_struct *nfsd_filecache_wq __read_mostly;
+static struct workqueue_struct *nfsd_filecache_wq __read_mostly;
 
 static struct kmem_cache		*nfsd_file_slab;
 static struct kmem_cache		*nfsd_file_mark_slab;