cifs: switch to ->iterate_shared()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 8920156..aadb593 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -1083,7 +1083,7 @@
 };
 
 const struct file_operations cifs_dir_ops = {
-	.iterate = cifs_readdir,
+	.iterate_shared = cifs_readdir,
 	.release = cifs_closedir,
 	.read    = generic_read_dir,
 	.unlocked_ioctl  = cifs_ioctl,