linux-kernel - [PATCH][NET] several cleanups and bugfixes for fec.c: prevent dobule restart of interface on FDX/HDX change

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Message-Id: <0b92136d69e509a6ce49b526e1834f0ec90b04a4.1323163127.git.LW@KARO-electronics.de>
Date:	Tue,  6 Dec 2011 11:27:11 +0100
From:	Lothar Waßmann <LW@...O-electronics.de>
To:	netdev@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, Shawn Guo <shawn.guo@...aro.org>,
	linux-arm-kernel@...ts.infradead.org,
	Lothar Waßmann <LW@...O-electronics.de>
Subject: [PATCH][NET] several cleanups and bugfixes for fec.c: prevent dobule restart of interface on FDX/HDX change

Upon detection of a FDX/HDX change the interface is restarted twice.

Signed-off-by: Lothar Waßmann <LW@...O-electronics.de>
---
 drivers/net/ethernet/freescale/fec.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/net/ethernet/freescale/fec.c b/drivers/net/ethernet/freescale/fec.c
index 65ee506..7ef408f 100644
--- a/drivers/net/ethernet/freescale/fec.c
+++ b/drivers/net/ethernet/freescale/fec.c
@@ -865,6 +865,8 @@ static void fec_enet_adjust_link(struct net_device *ndev)
 	if (phy_dev->link) {
 		if (fep->full_duplex != phy_dev->duplex) {
 			fec_restart(ndev, phy_dev->duplex);
+			/* prevent unnecessary second fec_restart() below */
+			fep->link = phy_dev->link;
 			status_change = 1;
 		}
 	}
-- 
1.5.6.5

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