fix random crash (uninitialized memory)

openair2/RRC/NR/rrc_gNB.c

@@ -2808,7 +2808,16 @@ void *rrc_gnb_task(void *args_p) {
   int                                result;
   //SRB_INFO                           *srb_info_p;
   //int                                CC_id;
-  protocol_ctxt_t                    ctxt;
+  protocol_ctxt_t ctxt={.module_id=0,
+                        .enb_flag=1,
+                        .instance=0,
+                        .rnti=0,
+                        .frame=-1,
+                        .subframe=-1,
+                        .eNB_index=0,
+                        .configured=true,
+                        .brOption=false
+                       };
   itti_mark_task_ready(TASK_RRC_GNB);
   LOG_I(NR_RRC,"Entering main loop of NR_RRC message task\n");
 
@@ -3249,7 +3258,7 @@ rrc_gNB_generate_RRCRelease(
     GNB_RRC_DCCH_DATA_IND (message_p).size  = size;
     itti_send_msg_to_task (TASK_RRC_UE_SIM, ctxt_pP->instance, message_p);
 #else
-  if (NODE_IS_CU(RC.rrc[ctxt_pP->module_id]->node_type)) {
+  if (NODE_IS_CU(RC.nrrrc[ctxt_pP->module_id]->node_type)) {
     MessageDef *m = itti_alloc_new_message(TASK_RRC_GNB, 0, F1AP_UE_CONTEXT_RELEASE_CMD);
     F1AP_UE_CONTEXT_RELEASE_CMD(m).rnti = ctxt_pP->rnti;
     F1AP_UE_CONTEXT_RELEASE_CMD(m).cause = F1AP_CAUSE_RADIO_NETWORK;