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[MME] Clear UE Context for Attach Reject (#1848) 

Attach Reject + PDN Connectivity Reject need to clear UE Context
This commit is contained in:
Sukchan Lee 2022-12-27 21:06:44 +09:00
parent 8373d0e331
commit 4510176da2
2 changed files with 12 additions and 2 deletions
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12
src/mme/nas-path.c
View File

@ -333,11 +333,21 @@ int nas_eps_send_pdn_connectivity_reject(
ogs_assert(mme_ue);
if (create_action == OGS_GTP_CREATE_IN_ATTACH_REQUEST) {
enb_ue_t *enb_ue = NULL;
/* During the UE-attach process, we'll send Attach-Reject
* with pyggybacking PDN-connectivity-Reject */
rv = nas_eps_send_attach_reject(mme_ue,
OGS_NAS_EMM_CAUSE_EPS_SERVICES_AND_NON_EPS_SERVICES_NOT_ALLOWED, esm_cause);
OGS_NAS_EMM_CAUSE_ESM_FAILURE, esm_cause);
ogs_expect(rv == OGS_OK);
enb_ue = enb_ue_cycle(mme_ue->enb_ue);
if (enb_ue) {
ogs_assert(OGS_OK ==
s1ap_send_ue_context_release_command(mme_ue->enb_ue,
S1AP_Cause_PR_nas, S1AP_CauseNas_normal_release,
S1AP_UE_CTX_REL_UE_CONTEXT_REMOVE, 0));
}
} else {
esmbuf = esm_build_pdn_connectivity_reject(
sess, esm_cause, create_action);

2
src/mme/sgsap-handler.c
View File

@ -124,7 +124,7 @@ void sgsap_handle_location_update_accept(mme_vlr_t *vlr, ogs_pkbuf_t *pkbuf)
error:
ogs_assert(OGS_OK ==
nas_eps_send_attach_reject(mme_ue,
OGS_NAS_EMM_CAUSE_EPS_SERVICES_AND_NON_EPS_SERVICES_NOT_ALLOWED,
OGS_NAS_EMM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED,
OGS_NAS_ESM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED));
mme_send_delete_session_or_mme_ue_context_release(mme_ue);
}