Voicemail "* exit" should not require an exitcontext to be specified.

The behavior in 1.4 was that it would use the current context if an exitcontext existed.

(closes issue #12605)
Reported by: kenjreno
Patches:
      12605-starexit.diff uploaded by qwell (license 4)
Tested by: file


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@116407 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_voicemail.c

@@ -3865,7 +3865,7 @@ static int leave_voicemail(struct ast_channel *chan, char *ext, struct leave_vm_
 		ast_stopstream(chan);
 	/* Check for a '*' here in case the caller wants to escape from voicemail to something
 	 other than the operator -- an automated attendant or mailbox login for example */
-	if (!ast_strlen_zero(vmu->exit) && (res == '*')) {
+	if (res == '*') {
 		chan->exten[0] = 'a';
 		chan->exten[1] = '\0';
 		if (!ast_strlen_zero(vmu->exit)) {