From 97fe798e7eea7ba2ff3dcec7eb94daaf38b1f647 Mon Sep 17 00:00:00 2001
From: Russell Bryant <russell@russellbryant.com>
Date: Wed, 7 Mar 2007 00:25:19 +0000
Subject: [PATCH] Merged revisions 58164 via svnmerge from
 https://origsvn.digium.com/svn/asterisk/branches/1.2

........
r58164 | russell | 2007-03-06 18:20:13 -0600 (Tue, 06 Mar 2007) | 4 lines

If the channels acquired using the manager Redirect action are not up, then
don't attempt to do anything with them.  It could lead to weird behavior,
including crashes.  (issue #8977)

........


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@58165 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 main/manager.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/main/manager.c b/main/manager.c
index 4c6dc30b93..4e4abd0644 100644
--- a/main/manager.c
+++ b/main/manager.c
@@ -1558,8 +1558,19 @@ static int action_redirect(struct mansession *s, const struct message *m)
 		astman_send_error(s, m, buf);
 		return 0;
 	}
+	if (chan->_state != AST_STATE_UP) {
+		astman_send_error(s, m, "Redirect failed, channel not up.\n");
+		ast_channel_unlock(chan);
+		return 0;
+	}
 	if (!ast_strlen_zero(name2))
 		chan2 = ast_get_channel_by_name_locked(name2);
+	if (chan2 && chan2->_state != AST_STATE_UP) {
+		astman_send_error(s, m, "Redirect failed, extra channel not up.\n");
+		ast_channel_unlock(chan);
+		ast_channel_unlock(chan2);
+		return 0;
+	}
 	res = ast_async_goto(chan, context, exten, pi);
 	if (!res) {
 		if (!ast_strlen_zero(name2)) {