diff --git a/executables/lte-enb.c b/executables/lte-enb.c
index 39f72db86c..c86a916c7a 100644
--- a/executables/lte-enb.c
+++ b/executables/lte-enb.c
@@ -1229,7 +1229,8 @@ void init_eNB()
       LOG_I(PHY,"Initializing eNB %d CC_id %d\n",inst,CC_id);
       LOG_I(PHY,"Initializing eNB %d CC_id %d\n",inst,CC_id);
       LOG_I(PHY,"Registering with MAC interface module\n");
-      AssertFatal((eNB->if_inst         = IF_Module_init(inst))!=NULL,"Cannot register interface");
+      eNB->if_inst = IF_Module_init(inst);
+      AssertFatal(eNB->if_inst, "Cannot register interface");
       eNB->if_inst->schedule_response   = schedule_response;
       eNB->if_inst->PHY_config_req      = phy_config_request;
       eNB->if_inst->PHY_config_update_sib2_req      = phy_config_update_sib2_request;
diff --git a/openair1/PHY/LTE_TRANSPORT/dci_tools.c b/openair1/PHY/LTE_TRANSPORT/dci_tools.c
index 9c92503186..4e0a2163e3 100644
--- a/openair1/PHY/LTE_TRANSPORT/dci_tools.c
+++ b/openair1/PHY/LTE_TRANSPORT/dci_tools.c
@@ -1993,6 +1993,7 @@ int get_narrowband_index(int N_RB_UL,int rb) {
 
     default:
       AssertFatal(1==0,"Impossible N_RB_UL %d\n",N_RB_UL);
+      return 0;
       break;
   }
 }
@@ -2128,6 +2129,7 @@ int get_first_rb_in_narrowband(int N_RB_UL,
 
     default:
       AssertFatal(1==0,"Impossible N_RB_UL %d\n",N_RB_UL);
+      return 0;
       break;
   }
 }