Hi Morimoto-san, > > + if (priv->phy) { > > + phy_put(priv->phy); > > + priv->phy = NULL; > > + } > > + > > + return 0; > > +} > > phy_put() will do nothing if priv->phy was NULL. > We can remove if() here ? OK. I will remove 'if'. #I copied Shimoda-san's code from rcar.2 :) Chris