need to check mme_ue context before proceedingwith esm state machine

althea-net · Jan 23, 2024 · fbcdf5c · fbcdf5c
1 parent 9f311c2
commit fbcdf5c
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/mme/emm-sm.c b/src/mme/emm-sm.c
@@ -66,6 +66,12 @@ void emm_state_de_registered(ogs_fsm_t *s, mme_event_t *e)
     mme_ue = e->mme_ue;
     ogs_assert(mme_ue);
 
+    mme_ue = mme_ue_cycle(mme_ue);
+    if (!mme_ue) {
+        ogs_warn("mme_ue context has already been removed");
+        return;
+    }
+
     switch (e->id) {
     case OGS_FSM_ENTRY_SIG:
         CLEAR_SERVICE_INDICATOR(mme_ue);