--- a/fs/gfs2/quota.c
+++ b/fs/gfs2/quota.c
@@ -1459,6 +1459,10 @@ void gfs2_quota_cleanup(struct gfs2_sbd *sdp)
 	spin_lock(&qd_lock);
 	while (!list_empty(head)) {
 		qd = list_last_entry(head, struct gfs2_quota_data, qd_list);
+		if (qd->qd_lockref.count > 0) {
+			spin_unlock(&qd_lock);
+			return;
+		}
 
 		list_del(&qd->qd_list);