From 36b1d08dc03b86d6ac4f9664557681aefd891a2d Mon Sep 17 00:00:00 2001
From: Russell Bryant <russell@russellbryant.com>
Date: Tue, 16 Dec 2008 16:00:29 +0000
Subject: [PATCH] Merged revisions 164672 via svnmerge from
 https://origsvn.digium.com/svn/asterisk/branches/1.4

........
r164672 | russell | 2008-12-16 09:56:37 -0600 (Tue, 16 Dec 2008) | 11 lines

Fix a memory leak related to the use of the "setvar" configuration option.

The problem was that these variables were being appended to the list of vars
on the sip_pvt every time a re-registration or re-subscription came in.
Since it's just a waste of memory to put them there unless the request was an
INVITE, then the fix is to check the request type before copying the vars.

(closes issue #14037)
Reported by: marvinek
Tested by: russell

........


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@164675 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 channels/chan_sip.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index de7378fa01..520b696ab3 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -12704,8 +12704,11 @@ static enum check_auth_result check_peer_ok(struct sip_pvt *p, char *of,
 		ast_string_field_set(p, peername, peer->name);
 		ast_string_field_set(p, authname, peer->name);
 
-		/* copy channel vars */
-		p->chanvars = copy_vars(peer->chanvars);
+		if (sipmethod == SIP_INVITE) {
+			/* copy channel vars */
+			p->chanvars = copy_vars(peer->chanvars);
+		}
+
 		if (authpeer) {
 			ao2_t_ref(peer, 1, "copy pointer into (*authpeer)");
 			(*authpeer) = peer;	/* Add a ref to the object here, to keep it in memory a bit longer if it is realtime */
-- 
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