diff --git a/fs/ksmbd/smb2pdu.c b/fs/ksmbd/smb2pdu.c
index 4f92382530ab..53f5db40b96e 100644
--- a/fs/ksmbd/smb2pdu.c
+++ b/fs/ksmbd/smb2pdu.c
@@ -2044,6 +2044,7 @@ int smb2_tree_disconnect(struct ksmbd_work *work)
 
 	ksmbd_close_tree_conn_fds(work);
 	ksmbd_tree_conn_disconnect(sess, tcon);
+	work->tcon = NULL;
 	return 0;
 }