diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 5107384..8a9116e 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -288,8 +288,10 @@
 			CEPH_MDS_OP_LSSNAP : CEPH_MDS_OP_READDIR;
 
 		/* discard old result, if any */
-		if (fi->last_readdir)
+		if (fi->last_readdir) {
 			ceph_mdsc_put_request(fi->last_readdir);
+			fi->last_readdir = NULL;
+		}
 
 		/* requery frag tree, as the frag topology may have changed */
 		frag = ceph_choose_frag(ceph_inode(inode), frag, NULL, NULL);