diff options
Diffstat (limited to 'src/sgsn/gprs_ranap.c')
| -rw-r--r-- | src/sgsn/gprs_ranap.c | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/src/sgsn/gprs_ranap.c b/src/sgsn/gprs_ranap.c index d2b345546..8f4565045 100644 --- a/src/sgsn/gprs_ranap.c +++ b/src/sgsn/gprs_ranap.c @@ -119,6 +119,7 @@ int sgsn_ranap_iu_event(struct ranap_ue_conn_ctx *ctx, enum ranap_iu_event_type mm = sgsn_mm_ctx_by_ue_ctx(ctx); if (!mm) { LOGIUP(ctx, LOGL_NOTICE, "Cannot find mm ctx for IU event %d\n", type); + ranap_iu_free_ue(ctx); return rc; } @@ -131,7 +132,11 @@ int sgsn_ranap_iu_event(struct ranap_ue_conn_ctx *ctx, enum ranap_iu_event_type case RANAP_IU_EVENT_LINK_INVALIDATED: /* Clean up ranap_ue_conn_ctx here */ LOGMMCTXP(LOGL_INFO, mm, "IU release for imsi %s\n", mm->imsi); - osmo_fsm_inst_dispatch(mm->iu.mm_state_fsm, E_PMM_PS_CONN_RELEASE, NULL); + if (mm->iu.mm_state_fsm->state == ST_PMM_CONNECTED) + osmo_fsm_inst_dispatch(mm->iu.mm_state_fsm, E_PMM_PS_CONN_RELEASE, NULL); + else + sgsn_ranap_iu_free(mm); + rc = 0; break; case RANAP_IU_EVENT_SECURITY_MODE_COMPLETE: @@ -153,6 +158,35 @@ int sgsn_ranap_iu_event(struct ranap_ue_conn_ctx *ctx, enum ranap_iu_event_type return rc; } +/* TODO: use timers */ +#define TIMEOUT_RANAP_RELEASE_SEC 5 +void sgsn_ranap_iu_free(struct sgsn_mm_ctx *ctx) +{ + if (!ctx) + return; + + if (!ctx->iu.ue_ctx) + return; + + ranap_iu_free_ue(ctx->iu.ue_ctx); + ctx->iu.ue_ctx = NULL; +} + +void sgsn_ranap_iu_release_free(struct sgsn_mm_ctx *ctx, + const struct RANAP_Cause *cause) +{ + if (!ctx) + return; + + if (!ctx->iu.ue_ctx) + return; + + ranap_iu_tx_release_free(ctx->iu.ue_ctx, + cause, + TIMEOUT_RANAP_RELEASE_SEC); + ctx->iu.ue_ctx = NULL; +} + int iu_rab_act_ps(uint8_t rab_id, struct sgsn_pdp_ctx *pdp) { struct msgb *msg; |