From eb2df0bf9efecfa781eb59e1b0a816e9df5528ec Mon Sep 17 00:00:00 2001
From: Joshua Colp <jcolp@digium.com>
Date: Mon, 16 Jun 2008 12:10:50 +0000
Subject: [PATCH] Merged revisions 122870 via svnmerge from
 https://origsvn.digium.com/svn/asterisk/trunk

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r122870 | file | 2008-06-16 09:09:54 -0300 (Mon, 16 Jun 2008) | 14 lines

Merged revisions 122869 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4

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r122869 | file | 2008-06-16 09:08:28 -0300 (Mon, 16 Jun 2008) | 6 lines

Don't send a BYE on a dialog that is already gone during a REFER.
(closes issue #12865)
Reported by: flefoll
Patches:
      chan_sip.c.br14.121495.patch-ALREADYGONE uploaded by flefoll (license 244)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.0@122871 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 channels/chan_sip.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 54d9cba2a9..0e5f6889b0 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -2893,7 +2893,7 @@ static int __sip_autodestruct(const void *data)
 		ast_log(LOG_WARNING, "Autodestruct on dialog '%s' with owner in place (Method: %s)\n", p->callid, sip_methods[p->method].text);
 		ast_queue_hangup(p->owner);
 		dialog_unref(p);
-	} else if (p->refer) {
+	} else if (p->refer && !p->alreadygone) {
 		ast_debug(3, "Finally hanging up channel after transfer: %s\n", p->callid);
 		transmit_request_with_auth(p, SIP_BYE, 0, XMIT_RELIABLE, 1);
 		append_history(p, "ReferBYE", "Sending BYE on transferer call leg %s", p->callid);