rbd: fix parameter check

using import-diff command, the imagename must be specified.

Signed-off-by: Yankun Li <lioveni99@gmail.com>

diff --git a/src/rbd.cc b/src/rbd.cc
index e9640644e6ffbe80e5d4e56b7122c505760300f1..3dbdcdb0d0fe83b2734f939035455ab5af710033 100644 (file)
--- a/src/rbd.cc
+++ b/src/rbd.cc
@@ -2912,7 +2912,6 @@ if (!set_conf_param(v, p1, p2, p3)) { \
 
   if (opt_cmd != OPT_LIST &&
       opt_cmd != OPT_IMPORT &&
-      opt_cmd != OPT_IMPORT_DIFF &&
       opt_cmd != OPT_UNMAP &&
       opt_cmd != OPT_SHOWMAPPED &&
       opt_cmd != OPT_MERGE_DIFF && !imgname) {