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Fix crash on session allocation failure

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The the return value was used before it was checked.
This commit is contained in:
Markus Mäkelä 2017-06-29 16:34:40 +03:00
parent f91df4617a
commit 25fd5a8a93
1 changed files with 2 additions and 3 deletions
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5
server/modules/protocol/MySQL/MySQLClient/mysql_client.cc
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@ -700,14 +700,13 @@ gw_read_do_authentication(DCB *dcb, GWBUF *read_buffer, int nbytes_read)
MXS_SESSION *session =
session_alloc_with_id(dcb->service, dcb, protocol->thread_id);
// For the time being only the sql_mode is stored in MXS_SESSION::client_protocol_data.
session->client_protocol_data = QC_SQL_MODE_DEFAULT;
if (session != NULL)
{
CHK_SESSION(session);
ss_dassert(session->state != SESSION_STATE_ALLOC &&
session->state != SESSION_STATE_DUMMY);
// For the time being only the sql_mode is stored in MXS_SESSION::client_protocol_data.
session->client_protocol_data = QC_SQL_MODE_DEFAULT;
protocol->protocol_auth_state = MXS_AUTH_STATE_COMPLETE;
ss_debug(bool check = ) mxs_worker_register_session(session);
ss_dassert(check);