import quincy beta 17.1.0

[ceph.git] / ceph / src / tools / rbd / action / MirrorImage.cc

diff --git a/ceph/src/tools/rbd/action/MirrorImage.cc b/ceph/src/tools/rbd/action/MirrorImage.cc
index ab037b296e3060ae89c8b22509a190b8008243ad..505d377f4807f694ba6bdc286f6b4a99d4652b5f 100644 (file)
--- a/ceph/src/tools/rbd/action/MirrorImage.cc
+++ b/ceph/src/tools/rbd/action/MirrorImage.cc
@@ -77,7 +77,8 @@ void get_arguments_enable(po::options_description *positional,
                           po::options_description *options) {
   at::add_image_spec_options(positional, options, at::ARGUMENT_MODIFIER_NONE);
   positional->add_options()
-    ("mode", "mirror image mode (journal or snapshot) [default: journal]");
+    ("mode", po::value<std::string>()->default_value(""),
+     "mirror image mode (journal or snapshot) [default: journal]");
 }
 
 void get_arguments_disable(po::options_description *positional,