Fix cppcheck warning

(cherry picked from commit aaa4d390fdefc4e8071b80edc90a580907c9dec3)

openair3/S1AP/s1ap_eNB.c

@@ -317,12 +317,12 @@ void s1ap_eNB_handle_sctp_association_resp(instance_t instance, sctp_new_associa
           
           if( itti_send_msg_to_task(TASK_RRC_ENB, ue_p->eNB_instance->instance, message_p) < 0 )
           {
-            S1AP_ERROR("UE Context Release Command Transmission Failure: eNB_ue_s1ap_id=%d\n", ue_p->eNB_ue_s1ap_id);
+            S1AP_ERROR("UE Context Release Command Transmission Failure: eNB_ue_s1ap_id=%u\n", ue_p->eNB_ue_s1ap_id);
           }
         }
         else
         {
-          S1AP_ERROR("Invalid message_p : eNB_ue_s1ap_id=%d\n", ue_p->eNB_ue_s1ap_id);
+          S1AP_ERROR("Invalid message_p : eNB_ue_s1ap_id=%u\n", ue_p->eNB_ue_s1ap_id);
         }
       }
     }

openair3/S1AP/s1ap_eNB_timer.c

@@ -82,11 +82,11 @@ int s1ap_timer_timeout(sigval_t info)
   
   if( pthread_mutex_unlock(&timer_desc.timer_list_mutex) != 0 )
   {
-    S1AP_ERROR("Failed to mutex unlock timeout=%x\n", timer_kind);
+    S1AP_ERROR("Failed to mutex unlock timeout=0x%x\n", timer_kind);
   }
   if (timer_p == NULL)
   {
-    S1AP_ERROR("Didn't find timer 0x%lx in list\n", timer_kind);
+    S1AP_ERROR("Didn't find timer 0x%x in list\n", timer_kind);
     
     return -1;
   }