From: Atsushi Nemoto <atsushi.nemoto@sord.co.jp>
Date: Mon, 21 Jan 2019 08:26:41 +0000 (+0900)
Subject: net: altera_tse: fix connect_local_phy error path
X-Git-Tag: v4.19.27~30
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ad74456b500c0f0009fa444311ce84dcf85a41d6;p=platform%2Fkernel%2Flinux-rpi.git

net: altera_tse: fix connect_local_phy error path

[ 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>
---

diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c
index baca8f7..c3c1195 100644
--- a/drivers/net/ethernet/altera/altera_tse_main.c
+++ b/drivers/net/ethernet/altera/altera_tse_main.c
@@ -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;