linux-kernel - [PATCH 4.19 094/100] net: hns: Fix WARNING when hns modules installed

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Date:   Tue, 30 Apr 2019 13:39:03 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Yonglong Liu <liuyonglong@...wei.com>,
        Jun Xiao <xiaojun2@...ilicon.com>
Subject: [PATCH 4.19 094/100] net: hns: Fix WARNING when hns modules installed

From: Jun Xiao <xiaojun2@...ilicon.com>

Commit dfdf26babc98 upstream

this patch need merge to 4.19.y stable kernel

Fix Conflict:already fixed the confilct dfdf26babc98 with Yonglong Liu

stable candidate:user cannot connect to the internet via hns dev
by default setting without this patch

we have already verified this patch on kunpeng916 platform,
and it works well.

Signed-off-by: Yonglong Liu <liuyonglong@...wei.com>
Signed-off-by: Jun Xiao <xiaojun2@...ilicon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/net/ethernet/hisilicon/hns/hns_enet.c |   15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

--- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
@@ -1169,6 +1169,12 @@ int hns_nic_init_phy(struct net_device *
 	if (!h->phy_dev)
 		return 0;
 
+	phy_dev->supported &= h->if_support;
+	phy_dev->advertising = phy_dev->supported;
+
+	if (h->phy_if == PHY_INTERFACE_MODE_XGMII)
+		phy_dev->autoneg = false;
+
 	if (h->phy_if != PHY_INTERFACE_MODE_XGMII) {
 		phy_dev->dev_flags = 0;
 
@@ -1180,15 +1186,6 @@ int hns_nic_init_phy(struct net_device *
 	if (unlikely(ret))
 		return -ENODEV;
 
-	phy_dev->supported &= h->if_support;
-	phy_dev->advertising = phy_dev->supported;
-
-	if (h->phy_if == PHY_INTERFACE_MODE_XGMII)
-		phy_dev->autoneg = false;
-
-	if (h->phy_if == PHY_INTERFACE_MODE_SGMII)
-		phy_stop(phy_dev);
-
 	return 0;
 }