net: tsec: Fix NULL access in case init_phy() fails
If the PHY is not recognized don't access phydev (NULL)
and return 0 to signal failure.
Signed-off-by: Claudiu Manoil <claudiu.manoil@freescale.com>
Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/drivers/net/tsec.c b/drivers/net/tsec.c
index 79d6561..dcdba4e 100644
--- a/drivers/net/tsec.c
+++ b/drivers/net/tsec.c
@@ -597,6 +597,8 @@
tsec_configure_serdes(priv);
phydev = phy_connect(priv->bus, priv->phyaddr, dev, priv->interface);
+ if (!phydev)
+ return 0;
phydev->supported &= supported;
phydev->advertising = phydev->supported;