cli: handle NULL gracefully in nmc_arg_is_help()

2013-04-18 12:42:54 +02:00
parent 4950abfb87
commit d3ea9ee472
1 changed files with 2 additions and 0 deletions
--- a/cli/src/utils.c
+++ b/cli/src/utils.c
@@ -60,6 +60,8 @@ next_arg (int *argc, char ***argv)
 gboolean
 nmc_arg_is_help (const char *arg)
 {
+	if (!arg)
+		return FALSE;
 	if (   matches (arg, "help") == 0
 	    || (g_str_has_prefix (arg, "-")  && matches (arg+1, "help") == 0)
 	    || (g_str_has_prefix (arg, "--") && matches (arg+2, "help") == 0)) {