diff --git a/targets/RT/USER/lte-enb.c b/targets/RT/USER/lte-enb.c
index de37789c3d83d95e1a8a5c14b579726f9fd19d25..7f8988dd0d4c1172d0cc2db828a1d97cd9f39797 100644
--- a/targets/RT/USER/lte-enb.c
+++ b/targets/RT/USER/lte-enb.c
@@ -495,12 +495,11 @@ static void* eNB_thread_rxtx( void* param ) {
 
         /// **** recv_IF4 of txdataF from RCC **** ///             
         VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_RECV_IF4, 1 );  
-        while (symbol_number < PHY_vars_eNB_g[0][proc->CC_id]->frame_parms.symbols_per_tti-1) { 
+        do { 
           recv_IF4(PHY_vars_eNB_g[0][proc->CC_id], &proc->frame_tx, &proc->subframe_tx, &packet_type, &symbol_number);
-        }
+        } while (symbol_number < PHY_vars_eNB_g[0][proc->CC_id]->frame_parms.symbols_per_tti-1); 
         VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_RECV_IF4, 0 );   
         
-        // Check the recv frame/subframe
       }
     }