net: altera_tse: fix connect_local_phy error path
authorAtsushi Nemoto <atsushi.nemoto@sord.co.jp>
Mon, 21 Jan 2019 08:26:41 +0000 (17:26 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 5 Mar 2019 16:58:50 +0000 (17:58 +0100)
[ Upstream commit 17b42a20d7ca59377788c6a2409e77569570cc10 ]

The connect_local_phy should return NULL (not negative errno) on
error, since its caller expects it.

Signed-off-by: Atsushi Nemoto <atsushi.nemoto@sord.co.jp>
Acked-by: Thor Thayer <thor.thayer@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/net/ethernet/altera/altera_tse_main.c

index baca8f7..c3c1195 100644 (file)
@@ -714,8 +714,10 @@ static struct phy_device *connect_local_phy(struct net_device *dev)
 
                phydev = phy_connect(dev, phy_id_fmt, &altera_tse_adjust_link,
                                     priv->phy_iface);
-               if (IS_ERR(phydev))
+               if (IS_ERR(phydev)) {
                        netdev_err(dev, "Could not attach to PHY\n");
+                       phydev = NULL;
+               }
 
        } else {
                int ret;