From 34ebda2bab08d310063296e2cf8752a84a317cf7 Mon Sep 17 00:00:00 2001
From: Josh Durgin <josh.durgin@inktank.com>
Date: Fri, 9 Nov 2012 12:11:18 -0800
Subject: [PATCH] rbd: check for second argument to mv/rename

Without this check, 'rbd mv foo' crashed trying to use a NULL char* as
a string.

Reported-by: Andrey Korolyov <andrey@xdel.ru>
Signed-off-by: Josh Durgin <josh.durgin@inktank.com>
---
 src/rbd.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/rbd.cc b/src/rbd.cc
index 2e3b0293dc3b5..fa7648a214815 100644
--- a/src/rbd.cc
+++ b/src/rbd.cc
@@ -1660,7 +1660,8 @@ if (!set_conf_param(v, p1, p2, p3)) { \
   if (opt_cmd == OPT_EXPORT && !path)
     path = imgname;
 
-  if ((opt_cmd == OPT_COPY || opt_cmd == OPT_CLONE) && !destname ) {
+  if ((opt_cmd == OPT_COPY || opt_cmd == OPT_CLONE || opt_cmd == OPT_RENAME) &&
+      !destname ) {
     cerr << "rbd: destination image name was not specified" << std::endl;
     return EXIT_FAILURE;
   }
-- 
2.39.5