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Message-Id: <20171227164616.980259709@linuxfoundation.org>
Date:   Wed, 27 Dec 2017 17:46:44 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Yelena Krivosheev <yelena@...vell.com>,
        Dmitri Epshtein <dima@...vell.com>,
        Gregory CLEMENT <gregory.clement@...e-electrons.com>,
        "David S. Miller" <davem@...emloft.net>
Subject: [PATCH 4.14 71/74] net: mvneta: clear interface link status on port disable

4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Yelena Krivosheev <yelena@...vell.com>

commit 4423c18e466afdfb02a36ee8b9f901d144b3c607 upstream.

When port connect to PHY in polling mode (with poll interval 1 sec),
port and phy link status must be synchronize in order don't loss link
change event.

[gregory.clement@...e-electrons.com: add fixes tag]
Fixes: c5aff18204da ("net: mvneta: driver for Marvell Armada 370/XP network unit")
Signed-off-by: Yelena Krivosheev <yelena@...vell.com>
Tested-by: Dmitri Epshtein <dima@...vell.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@...e-electrons.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/net/ethernet/marvell/mvneta.c |    4 ++++
 1 file changed, 4 insertions(+)

--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -1214,6 +1214,10 @@ static void mvneta_port_disable(struct m
 	val &= ~MVNETA_GMAC0_PORT_ENABLE;
 	mvreg_write(pp, MVNETA_GMAC_CTRL_0, val);
 
+	pp->link = 0;
+	pp->duplex = -1;
+	pp->speed = 0;
+
 	udelay(200);
 }
 


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