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Fix a potential crash from trying to access a NULL channel pointer.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@200290 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Michelson
2009-06-12 14:55:07 +00:00
parent 4e9cce1b72
commit d222361a29
1 changed files with 5 additions and 3 deletions
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8
apps/app_queue.c
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@@ -3086,9 +3086,11 @@ static struct callattempt *wait_for_answer(struct queue_ent *qe, struct callatte
* ast_strdupa in a loop like this one can cause a stack overflow
*/
char ochan_name[AST_CHANNEL_NAME];
ast_channel_lock(o->chan);
ast_copy_string(ochan_name, o->chan->name, sizeof(ochan_name));
ast_channel_unlock(o->chan);
if (o->chan) {
ast_channel_lock(o->chan);
ast_copy_string(ochan_name, o->chan->name, sizeof(ochan_name));
ast_channel_unlock(o->chan);
}
if (o->stillgoing && (o->chan) && (o->chan->_state == AST_STATE_UP)) {
if (!peer) {
ast_verb(3, "%s answered %s\n", ochan_name, inchan_name);