diff --git a/openair1/SCHED/phy_procedures_lte_eNb.c b/openair1/SCHED/phy_procedures_lte_eNb.c
index 80d0a8b4a70165a57bd489721620c38e3e1af896..beba9721bfcdf8286ea443da9b07bbb172e654fd 100644
--- a/openair1/SCHED/phy_procedures_lte_eNb.c
+++ b/openair1/SCHED/phy_procedures_lte_eNb.c
@@ -1342,21 +1342,20 @@ void pusch_procedures(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc)
       //compute the expected ULSCH RX power (for the stats)
       ulsch_harq->delta_TF = get_hundred_times_delta_IF_eNB(eNB,i,harq_pid, 0); // 0 means bw_factor is not considered
       
-      if (ulsch_harq->cqi_crc_status == 1) {
+      if (RC.mac != NULL) { /* ulsim dose not use RC.mac context. */
+        if (ulsch_harq->cqi_crc_status == 1) {
 #ifdef DEBUG_PHY_PROC
 	//if (((frame%10) == 0) || (frame < 50))
 	print_CQI(ulsch_harq->o,ulsch_harq->uci_format,0,fp->N_RB_DL);
 #endif
-	
-	fill_ulsch_cqi_indication(eNB,frame,subframe,
-				  ulsch_harq,
-				  ulsch->rnti);
-        RC.mac[eNB->Mod_id]->UE_list.UE_sched_ctrl[i].cqi_req_flag &= (~(1 << subframe));
-      } else {
-        if(RC.mac[eNB->Mod_id]->UE_list.UE_sched_ctrl[i].cqi_req_flag & (1 << subframe) ){
+          fill_ulsch_cqi_indication(eNB,frame,subframe,ulsch_harq,ulsch->rnti);
           RC.mac[eNB->Mod_id]->UE_list.UE_sched_ctrl[i].cqi_req_flag &= (~(1 << subframe));
-          RC.mac[eNB->Mod_id]->UE_list.UE_sched_ctrl[i].cqi_req_timer=30;
-          LOG_D(PHY,"Frame %d,Subframe %d, We're supposed to get a cqi here. Set cqi_req_timer to 30.\n",frame,subframe);
+        } else {
+          if(RC.mac[eNB->Mod_id]->UE_list.UE_sched_ctrl[i].cqi_req_flag & (1 << subframe) ){
+            RC.mac[eNB->Mod_id]->UE_list.UE_sched_ctrl[i].cqi_req_flag &= (~(1 << subframe));
+            RC.mac[eNB->Mod_id]->UE_list.UE_sched_ctrl[i].cqi_req_timer=30;
+            LOG_D(PHY,"Frame %d,Subframe %d, We're supposed to get a cqi here. Set cqi_req_timer to 30.\n",frame,subframe);
+          }
         }
       }