Fix wrong RA_id index in rx_sdu for add_new_ue

openair2/LAYER2/MAC/eNB_scheduler_ulsch.c

@@ -686,7 +686,7 @@ rx_sdu(const module_id_t enb_mod_idP,
               rx_lengths[i],
               payload_ptr - sduP);
 
-            if ((UE_id = add_new_ue(enb_mod_idP, CC_idP, mac->common_channels[CC_idP].ra->rnti, harq_pid
+            if ((UE_id = add_new_ue(enb_mod_idP, CC_idP, ra->rnti, harq_pid
 #if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
                                     , mac->common_channels[CC_idP].ra->rach_resource_type
 #endif