Fix err return style

Signed-off-by: Carlos Martín <carlos.martin.sanchez@gmail.com>

Author: carlosms

cmd/lookoutd/common.go

@@ -60,11 +60,7 @@ func (c *lookoutdCommand) Init(a *gocli.App) error {
 
 	var err error
 	c.conf, err = c.initConfig()
-	if err != nil {
-		return err
-	}
-
-	return nil
+	return err
 }
 
 // queueConsumerCommand represents the common options for serve, work