fixed_phy: get_phy_device() doesn't return NULL anymore

Now that get_phy_device() no longer returns NULL on error, we don't need
to check for it...

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/phy/fixed_phy.c b/drivers/net/phy/fixed_phy.c
index fc07a88..9050f21 100644
--- a/drivers/net/phy/fixed_phy.c
+++ b/drivers/net/phy/fixed_phy.c
@@ -328,7 +328,7 @@
 		return ERR_PTR(ret);
 
 	phy = get_phy_device(fmb->mii_bus, phy_addr, false);
-	if (!phy || IS_ERR(phy)) {
+	if (IS_ERR(phy)) {
 		fixed_phy_del(phy_addr);
 		return ERR_PTR(-EINVAL);
 	}