Lint: Fix daedcode / error message

Signed-off-by: Knut Ahlers <knut@ahlers.me>

config.go

@@ -96,7 +96,7 @@ func loadConfig(filename string) error {
 	}
 
 	if configVersion.ConfigVersion < expectedMinConfigVersion {
-		return errors.Errorf("config version too old: %d < %d - Please have a look at the documentation!", configVersion.ConfigVersion, expectedMinConfigVersion)
+		return errors.Errorf("config version too old: %d < %d - Please have a look at the documentation", configVersion.ConfigVersion, expectedMinConfigVersion)
 	}
 
 	if err = parseConfigFromYAML(filename, tmpConfig, true); err != nil {

helpers.go

@@ -2,6 +2,5 @@ package main
 
 var (
 	ptrBoolFalse   = func(v bool) *bool { return &v }(false)
-	ptrIntZero     = func(v int64) *int64 { return &v }(0)
 	ptrStringEmpty = func(v string) *string { return &v }("")
 )

plugins/fieldcollection_test.go

@@ -80,7 +80,7 @@ func TestFieldCollectionNilDataGet(t *testing.T) {
 }
 
 func TestFieldCollectionIntToString(t *testing.T) {
-	var val int = 123
+	val := 123
 	fc := FieldCollectionFromData(map[string]interface{}{"test": val})
 
 	if !fc.CanString("test") {