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Grab lock in hangup earlier

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4626 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2005-01-01 00:59:54 +00:00
parent 5924e61b40
commit 08f3c195f7
1 changed files with 13 additions and 13 deletions
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26
channels/chan_mgcp.c
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@@ -914,38 +914,38 @@ static int mgcp_hangup(struct ast_channel *ast)
struct mgcp_subchannel *sub = ast->pvt->pvt;
struct mgcp_endpoint *p = sub->parent;
if (option_debug)
if (option_debug) {
ast_log(LOG_DEBUG, "mgcp_hangup(%s)\n", ast->name);
}
if (!ast->pvt->pvt) {
ast_log(LOG_DEBUG, "Asked to hangup channel not connected\n");
return 0;
}
if (strcmp(sub->magic, MGCP_SUBCHANNEL_MAGIC)) {
if (strcmp(sub->magic, MGCP_SUBCHANNEL_MAGIC)) {
ast_log(LOG_DEBUG, "Invalid magic. MGCP subchannel freed up already.\n");
return 0;
}
if (mgcpdebug) {
ast_verbose(VERBOSE_PREFIX_3 "MGCP mgcp_hangup(%s) on %s@%s\n", ast->name, p->name, p->parent->name);
}
}
ast_mutex_lock(&sub->lock);
if (mgcpdebug) {
ast_verbose(VERBOSE_PREFIX_3 "MGCP mgcp_hangup(%s) on %s@%s\n", ast->name, p->name, p->parent->name);
}
if ((p->dtmfmode & MGCP_DTMF_INBAND) && (p->dsp != NULL)){
if ((p->dtmfmode & MGCP_DTMF_INBAND) && p->dsp) {
/* SC: check whether other channel is active. */
if (!sub->next->owner)
{
if (!sub->next->owner) {
if (mgcpdebug) {
ast_verbose(VERBOSE_PREFIX_2 "MGCP free dsp on %s@%s\n", p->name, p->parent->name);
}
ast_dsp_free(p->dsp);
p->dsp = NULL;
}
}
ast_mutex_lock(&sub->lock);
}
sub->owner = NULL;
if (strlen(sub->cxident)) {
transmit_connection_del(sub);
}
sub->cxident[0] = '\0';
}
sub->cxident[0] = '\0';
if ((sub == p->sub) && sub->next->owner) {
if (p->hookstate == MGCP_OFFHOOK) {
if (sub->next->owner && ast_bridged_channel(sub->next->owner)) {