fix for go1.16 and possible sigsev

internal/pkg/api/util/util.go

@@ -29,6 +29,7 @@ func ConfirmationPrompt(label string) (yes bool) {
 Simple check if the config can be written in case wwctl isn't run as root
 */
 func CanWriteConfig() (canwrite *wwapiv1.CanWriteConfig) {
+	canwrite = new(wwapiv1.CanWriteConfig)
 	err := syscall.Access(node.ConfigFile, syscall.O_RDWR)
 	if err != nil {
 		wwlog.Warn("Couldn't open %s:%s", node.ConfigFile, err)

internal/pkg/node/transformers.go

@@ -512,7 +512,7 @@ func getYamlString(myType reflect.StructField, excludeList []string) (string, bo
 		ymlStr += ": {string}"
 	} else if myType.Type == reflect.TypeOf(map[string]string{}) {
 		ymlStr += ": {key: value}"
-	} else if myType.Type.Kind() == reflect.Pointer {
+	} else if myType.Type.Kind() == reflect.Ptr {
 		ymlStr += ":"
 	}
 	return ymlStr, true