diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index bb132a88f4e8cb6a6b254c54087ab445aeae1441..9952170271b2606bbb7a17ff8b276c28561baa4d 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -207,7 +207,7 @@ struct nfs_cache_array_entry {
 };
 
 struct nfs_cache_array {
-	unsigned int size;
+	int size;
 	int eof_index;
 	u64 last_cookie;
 	struct nfs_cache_array_entry array[0];