protection in case of false DCI

openair1/PHY/LTE_TRANSPORT/dci_tools.c

@@ -3831,6 +3831,8 @@ int generate_ue_dlsch_params_from_dci(int frame,
   LTE_UE_DLSCH_t *dlsch0=NULL,*dlsch1=NULL;
   LTE_DL_UE_HARQ_t *dlsch0_harq,*dlsch1_harq;
 
+  if (!dlsch[0]) return -1;
+
 #ifdef DEBUG_DCI
   LOG_D(PHY,"dci_tools.c: Filling ue dlsch params -> rnti %x, SFN/SF %d/%d, dci_format %s\n",
       rnti,
@@ -7395,8 +7397,8 @@ int generate_eNB_ulsch_params_from_dci(PHY_VARS_eNB *eNB,
     rb_alloc = rballoc;
 
     if (rb_alloc>RIV_max) {
-      LOG_E(PHY,"Format 0: rb_alloc > RIV_max\n");
-      mac_xface->macphy_exit("Format 0: rb_alloc > RIV_max\n");
+      LOG_E(PHY,"Format 0: rb_alloc (%d) > RIV_max (%d)\n",rb_alloc,RIV_max);
+      mac_xface->macphy_exit("Format 0: error");
       return(-1);
     }
 

openair1/SCHED/phy_procedures_lte_ue.c

@@ -2971,17 +2971,14 @@ int ue_pdcch_procedures(uint8_t eNB_id,PHY_VARS_UE *ue,UE_rxtx_proc_t *proc,uint
 #endif
 
       }
-    } else if( (dci_alloc_rx[i].rnti == ue->ulsch[eNB_id]->cba_rnti[0]) &&
+    } 
+    /*    else if( (dci_alloc_rx[i].rnti == ue->ulsch[eNB_id]->cba_rnti[0]) &&
 	       (dci_alloc_rx[i].format == format0)) {
       // UE could belong to more than one CBA group
       // ue->Mod_id%ue->ulsch[eNB_id]->num_active_cba_groups]
 #ifdef DEBUG_PHY_PROC
       LOG_D(PHY,"[UE  %d][PUSCH] Frame %d subframe %d: Found cba rnti %x, format 0, dci_cnt %d\n",
 	    ue->Mod_id,frame_rx,subframe_rx,dci_alloc_rx[i].rnti,i);
-      /*
-	if (((frame_rx%100) == 0) || (frame_rx < 20))
-	dump_dci(&ue->frame_parms, &dci_alloc_rx[i]);
-      */
 #endif
 
       ue->ulsch_no_allocation_counter[eNB_id] = 0;
@@ -3006,8 +3003,7 @@ int ue_pdcch_procedures(uint8_t eNB_id,PHY_VARS_UE *ue,UE_rxtx_proc_t *proc,uint
 #endif
 	ue->ulsch[eNB_id]->num_cba_dci[(subframe_rx+4)%10]++;
 	}
-    }
-
+    */
     else {
 #ifdef DEBUG_PHY_PROC
       LOG_D(PHY,"[UE  %d] frame %d, subframe %d: received DCI %d with RNTI=%x (C-RNTI:%x, CBA_RNTI %x) and format %d!\n",ue->Mod_id,frame_rx,subframe_rx,i,dci_alloc_rx[i].rnti,

targets/SIMU/USER/oaisim_functions.c

@@ -1400,9 +1400,10 @@ void init_openair1(void)
       PHY_vars_UE_g[UE_id][CC_id]->rx_total_gain_dB=100;
 
       // update UE_mode for each eNB_id not just 0
-      if (abstraction_flag == 0)
-        PHY_vars_UE_g[UE_id][CC_id]->UE_mode[0] = NOT_SYNCHED;
-      else {
+      if (abstraction_flag == 0) {
+	if (phy_test==0) PHY_vars_UE_g[UE_id][CC_id]->UE_mode[0] = NOT_SYNCHED;
+	else PHY_vars_UE_g[UE_id][CC_id]->UE_mode[0] = PUSCH;
+      } else {
         // 0 is the index of the connected eNB
         PHY_vars_UE_g[UE_id][CC_id]->UE_mode[0] = PRACH;
       }