From: Ondrej Kozina <okozina@redhat.com>
Date: Thu, 25 Oct 2012 13:36:56 +0000 (+0200)
Subject: - fix abrt if no argument is passed to diff command
X-Git-Tag: v0.1.3~72^2
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=e19d09dc087cf588c049d257bfcf2cb0255d540a;p=thirdparty%2Fsnapper.git

- fix abrt if no argument is passed to diff command
---

diff --git a/client/snapper.cc b/client/snapper.cc
index 7259f85d..efd50056 100644
--- a/client/snapper.cc
+++ b/client/snapper.cc
@@ -831,6 +831,11 @@ command_diff(DBus::Connection& conn)
 {
     GetOpts::parsed_opts opts = getopts.parse("diff", GetOpts::no_options);
 
+    if (getopts.numArgs() < 1) {
+	cerr << _("Command 'diff' needs at least one argument.") << endl;
+	exit(EXIT_FAILURE);
+    }
+
     GetOpts::parsed_opts::const_iterator opt;
 
     pair<unsigned int, unsigned int> nums(read_nums(getopts.popArg()));