Fix build after merge

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c

@@ -1329,6 +1329,7 @@ void nr_generate_Msg4(module_id_t module_idP, int CC_id, frame_t frameP, sub_fra
 
     // look up the PDCCH PDU for this CC, BWP, and CORESET. If it does not exist, create it. This is especially
     // important if we have multiple RAs, and the DLSCH has to reuse them, so we need to mark them
+    const int bwpid = bwp ? bwp->bwp_Id : 0;
     const int coresetid = coreset->controlResourceSetId;
     nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15 = nr_mac->pdcch_pdu_idx[CC_id][bwpid][coresetid];
     if (!pdcch_pdu_rel15) {