tidy: use .empty()

diff --git a/pdns/lua-record.cc b/pdns/lua-record.cc
index 4d6bcb96d2bb45728503686c6c5e37b39bff5c2c..dacc3cee7611617ee70ba785ae763dbda40e8a6a 100644 (file)
--- a/pdns/lua-record.cc
+++ b/pdns/lua-record.cc
@@ -735,7 +735,7 @@ static void setupLuaRecords(LuaContext& lua)
         } catch (const PDNSException &e) {
           return allZerosIP;
         }
-      } else if (parts.size() >= 1) {
+      } else if (!parts.empty()) {
         // either hex string, or 12-13-14-15
         vector<string> ip_parts;
         auto input = parts[0];