From d1ee29fc20b37a4fc285fcc233bc2972642334b1 Mon Sep 17 00:00:00 2001 From: Olle Johansson Date: Thu, 16 Nov 2006 16:51:59 +0000 Subject: [PATCH] Don't fixup if there's nothing to fixup git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@47744 65c4cc65-6c06-0410-ace0-fbb531ad65f3 --- channels/chan_sip.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/channels/chan_sip.c b/channels/chan_sip.c index e480ad70f1..1d01da5f8e 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -3507,6 +3507,11 @@ static int sip_fixup(struct ast_channel *oldchan, struct ast_channel *newchan) } p = newchan->tech_pvt; + if (!p) { + ast_log(LOG_WARNING, "No pvt after masquerade. Strange things may happen\n"); + return -1; + } + ast_mutex_lock(&p->lock); append_history(p, "Masq", "Old channel: %s\n", oldchan->name); append_history(p, "Masq (cont)", "...new owner: %s\n", newchan->name);