[MME] Fixed GTP transaction crash (#1696)
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a9694d6474
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@ -360,7 +360,10 @@ int mme_gtp_send_create_bearer_response(
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sgw_ue = mme_ue->sgw_ue;
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ogs_assert(sgw_ue);
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xact = ogs_gtp_xact_cycle(bearer->create.xact);
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ogs_assert(xact);
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if (!xact) {
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ogs_warn("GTP transaction(CREATE) has already been removed");
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return OGS_OK;
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}
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memset(&h, 0, sizeof(ogs_gtp2_header_t));
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h.type = OGS_GTP2_CREATE_BEARER_RESPONSE_TYPE;
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@ -396,7 +399,10 @@ int mme_gtp_send_update_bearer_response(
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sgw_ue = mme_ue->sgw_ue;
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ogs_assert(sgw_ue);
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xact = ogs_gtp_xact_cycle(bearer->update.xact);
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ogs_assert(xact);
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if (!xact) {
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ogs_warn("GTP transaction(UPDATE) has already been removed");
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return OGS_OK;
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}
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memset(&h, 0, sizeof(ogs_gtp2_header_t));
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h.type = OGS_GTP2_UPDATE_BEARER_RESPONSE_TYPE;
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@ -432,7 +438,10 @@ int mme_gtp_send_delete_bearer_response(
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sgw_ue = mme_ue->sgw_ue;
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ogs_assert(sgw_ue);
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xact = ogs_gtp_xact_cycle(bearer->delete.xact);
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ogs_assert(xact);
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if (!xact) {
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ogs_warn("GTP transaction(DELETE) has already been removed");
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return OGS_OK;
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}
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memset(&h, 0, sizeof(ogs_gtp2_header_t));
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h.type = OGS_GTP2_DELETE_BEARER_RESPONSE_TYPE;
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@ -544,7 +553,10 @@ int mme_gtp_send_downlink_data_notification_ack(
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ogs_assert(bearer);
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xact = ogs_gtp_xact_cycle(bearer->notify.xact);
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ogs_assert(xact);
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if (!xact) {
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ogs_warn("GTP transaction(NOTIFY) has already been removed");
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return OGS_OK;
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}
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mme_ue = bearer->mme_ue;
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ogs_assert(mme_ue);
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sgw_ue = mme_ue->sgw_ue;
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