static struct chanspy_ds *chanspy_ds_free(struct chanspy_ds *chanspy_ds)
{
if (!chanspy_ds)
return NULL;
ast_mutex_lock(&chanspy_ds->lock);
if (chanspy_ds->chan) {
struct ast_datastore *datastore;
struct ast_channel *chan;
chan = chanspy_ds->chan;
ast_channel_lock(chan);
if ((datastore = ast_channel_datastore_find(chan, &chanspy_ds_info, chanspy_ds->unique_id))) {
ast_channel_datastore_remove(chan, datastore);
/* chanspy_ds->chan is NULL after this call */
chanspy_ds_destroy(datastore->data);
datastore->data = NULL;
ast_channel_datastore_free(datastore);
}
ast_channel_unlock(chan);
}
ast_mutex_unlock(&chanspy_ds->lock);
return NULL;
}
static struct chanspy_ds *chanspy_ds_free(struct chanspy_ds *chanspy_ds)
{
struct ast_channel *chan;
if (!chanspy_ds) {
return NULL;
}
ast_mutex_lock(&chanspy_ds->lock);
while ((chan = chanspy_ds->chan)) {
struct ast_datastore *datastore;
if (ast_channel_trylock(chan)) {
DEADLOCK_AVOIDANCE(&chanspy_ds->lock);
continue;
}
if ((datastore = ast_channel_datastore_find(chan, &chanspy_ds_info, chanspy_ds->unique_id))) {
ast_channel_datastore_remove(chan, datastore);
/* chanspy_ds->chan is NULL after this call */
chanspy_ds_destroy(datastore->data);
datastore->data = NULL;
ast_channel_datastore_free(datastore);
}
ast_channel_unlock(chan);
break;
}
ast_mutex_unlock(&chanspy_ds->lock);
return NULL;
}
