Thread safe get_ue_nas_info

Call get_ue_nas_info before any thread starts to prevent
concurrent initialization of uicc array.

executables/nr-uesoftmodem.c

@@ -453,6 +453,7 @@ int main(int argc, char **argv)
     init_pdcp(0);
   else
     init_pdcp(mode_offset + ue_id_g);
+  nas_init_nrue(NB_UE_INST);
 
   init_NR_UE(NB_UE_INST, get_nrUE_params()->uecap_file, get_nrUE_params()->reconfig_file, get_nrUE_params()->rbconfig_file);
 

openair3/NAS/NR_UE/nr_nas_msg.c

@@ -1210,11 +1210,6 @@ static int get_user_nssai_idx(const nr_nas_msg_snssai_t allowed_nssai[8], const
 
 void *nas_nrue_task(void *args_p)
 {
-  for (int UE_id = 0; UE_id < NB_UE_INST; UE_id++) {
-    // This sets UE uicc from command line. Needs to be called 2 seconds into nr-ue runtime, otherwise the unused command line
-    // arguments will be reported as unused and the modem asserts.
-    (void)get_ue_nas_info(UE_id);
-  }
   while (1) {
     nas_nrue(NULL);
   }
@@ -1453,3 +1448,9 @@ void *nas_nrue(void *args_p)
   }
   return NULL;
 }
+
+void nas_init_nrue(int num_ues) {
+  for (int i = 0; i < num_ues; i++) {
+    (void)get_ue_nas_info(i);
+  }
+}

openair3/NAS/NR_UE/nr_nas_msg.h

@@ -160,5 +160,6 @@ nr_ue_nas_t *get_ue_nas_info(module_id_t module_id);
 void generateRegistrationRequest(as_nas_info_t *initialNasMsg, nr_ue_nas_t *nas);
 void *nas_nrue_task(void *args_p);
 void *nas_nrue(void *args_p);
+void nas_init_nrue(int num_ues);
 
 #endif /* __NR_NAS_MSG_SIM_H__*/