Merge pull request #860 from xrstf/master

Fix hook example

example_hook_test.go

@@ -16,7 +16,7 @@ func Example_hook() {
 	log.Formatter = new(logrus.TextFormatter)                     // default
 	log.Formatter.(*logrus.TextFormatter).DisableColors = true    // remove colors
 	log.Formatter.(*logrus.TextFormatter).DisableTimestamp = true // remove timestamp from test output
-	if sl, err := slhooks.NewSyslogHook("udp", "localhost:514", syslog.LOG_INFO, ""); err != nil {
+	if sl, err := slhooks.NewSyslogHook("udp", "localhost:514", syslog.LOG_INFO, ""); err == nil {
 		log.Hooks.Add(sl)
 	}
 	log.Out = os.Stdout