From: root <root@dolby.ad.plainjoe.org>
Date: Thu, 19 Jun 2008 17:14:32 +0000 (-0500)
Subject: net: Fix crash when specifying invalid options on the command line
X-Git-Tag: samba-3.3.0pre1~831
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=4c3bfea9f8d238f9100eaa264b9b2941dff5a6dd;p=thirdparty%2Fsamba.git

net: Fix crash when specifying invalid options on the command line
---

diff --git a/source/utils/net_util.c b/source/utils/net_util.c
index 6029231d746..8938b9cf014 100644
--- a/source/utils/net_util.c
+++ b/source/utils/net_util.c
@@ -550,6 +550,14 @@ int net_run_function(struct net_context *c, int argc, const char **argv,
 		      const char *whoami, struct functable *table)
 {
 	int i;
+
+	if (!table) {
+		d_fprintf(stderr, "Invalid command. Run \"%s\" for more details.\n",
+			  whoami);
+		return 1;
+	}
+
+
 	if (argc != 0) {
 		for (i=0; table[i].funcname != NULL; i++) {
 			if (StrCaseCmp(argv[0], table[i].funcname) == 0)