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Merge "chan_pjsip.c: Check for channel and session to not be NULL in hangup" into 16

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George Joseph
2019-06-12 08:50:14 -05:00
committed by Gerrit Code Review
parent 5c32680bb7 72f26aa8eb
commit da5874ec47
1 changed files with 19 additions and 10 deletions
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9
channels/chan_pjsip.c
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@@ -2342,7 +2342,14 @@ static int hangup(void *data)
struct hangup_data *h_data = data; struct hangup_data *h_data = data;
struct ast_channel *ast = h_data->chan; struct ast_channel *ast = h_data->chan;
struct ast_sip_channel_pvt *channel = ast_channel_tech_pvt(ast); struct ast_sip_channel_pvt *channel = ast_channel_tech_pvt(ast);
/*
* Before cleaning we have to ensure that channel or its session is not NULL
* we have seen rare case when taskprocessor calls hangup but channel is NULL
* due to SIP session timeout and answer happening at the same time
*/
if (channel) {
struct ast_sip_session *session = channel->session; struct ast_sip_session *session = channel->session;
if (session) {
int cause = h_data->cause; int cause = h_data->cause;
/* /*
@@ -2353,7 +2360,9 @@ static int hangup(void *data)
ast_sip_session_terminate(ao2_bump(session), cause); ast_sip_session_terminate(ao2_bump(session), cause);
clear_session_and_channel(session, ast); clear_session_and_channel(session, ast);
ao2_cleanup(session); ao2_cleanup(session);
}
ao2_cleanup(channel); ao2_cleanup(channel);
}
ao2_cleanup(h_data); ao2_cleanup(h_data);
return 0; return 0;
} }