rbd:Check the dest image name, if it is empty string, refuse to execute and give...

Signed-off-by: solesoul1127 <chen.yehua@h3c.com>

diff --git a/src/rbd.cc b/src/rbd.cc
index ff3d46da3073a5372a7c51b6119f7ceb4640df3c..5a007325e3c25b26cb060c0462b74f521387d93e 100644 (file)
--- a/src/rbd.cc
+++ b/src/rbd.cc
@@ -3474,7 +3474,7 @@ if (!set_conf_param(v, p1, p2, p3)) { \
   }
 
   if ((opt_cmd == OPT_COPY || opt_cmd == OPT_CLONE || opt_cmd == OPT_RENAME) &&
-      !destname ) {
+      ((!destname) || (destname[0] == '\0')) ) {
     cerr << "rbd: destination image name was not specified" << std::endl;
     return EXIT_FAILURE;
   }