Merged revisions 139621 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
r139621 | jpeeler | 2008-08-22 16:36:13 -0500 (Fri, 22 Aug 2008) | 5 lines

(closes issue #13359)
Reported by: Laureano
Patches:
      originate_channel_check.patch uploaded by Laureano (license 265)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@139624 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/manager.c

@@ -2337,7 +2337,7 @@ static int action_originate(struct mansession *s, const struct message *m)
 	int format = AST_FORMAT_SLINEAR;
 
 	pthread_t th;
-	if (!name) {
+	if (!ast_strlen_zero(name)) {
 		astman_send_error(s, m, "Channel not specified");
 		return 0;
 	}