From 760673861a2a7839d30b57e52a20d783b20f96f6 Mon Sep 17 00:00:00 2001 From: crichter Date: Fri, 29 Jun 2007 13:08:26 +0000 Subject: check if the bchannel stack id is already used, if so don't use it a second time. Also added a release_chan lock, so that the same chan_list object cannot be freed twice. chan_misdn does not crash anymore on heavy load with these changes. git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.2@72585 f38db490-d61c-443f-a65b-d21fe96a405b --- channels/chan_misdn.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'channels/chan_misdn.c') diff --git a/channels/chan_misdn.c b/channels/chan_misdn.c index c38690bee..933b96662 100644 --- a/channels/chan_misdn.c +++ b/channels/chan_misdn.c @@ -103,6 +103,7 @@ int misdn_jb_empty(struct misdn_jb *jb, char *data, int len); /* BEGIN: chan_misdn.h */ +ast_mutex_t release_lock; enum misdn_chan_state { @@ -3286,10 +3287,13 @@ static void hangup_chan(struct chan_list *ch) /** Isdn asks us to release channel, pendant to misdn_hangup **/ static void release_chan(struct misdn_bchannel *bc) { struct ast_channel *ast=NULL; + + ast_mutex_lock(&release_lock); { struct chan_list *ch=find_chan_by_bc(cl_te, bc); if (!ch) { chan_misdn_log(1, bc->port, "release_chan: Ch not found!\n"); + ast_mutex_unlock(&release_lock); return; } @@ -3341,6 +3345,8 @@ static void release_chan(struct misdn_bchannel *bc) { /* chan is already cleaned, so exiting */ } } + + ast_mutex_unlock(&release_lock); } /*** release end **/ @@ -4537,6 +4543,7 @@ int load_module(void) } ast_mutex_init(&cl_te_lock); + ast_mutex_init(&release_lock); misdn_cfg_update_ptp(); misdn_cfg_get_ports_string(ports); -- cgit v1.2.3