From e3a77218a256edbe201112a39beeed8adcabae3f Mon Sep 17 00:00:00 2001
From: Vladimir Zapolskiy <vz@mleia.com>
Date: Mon, 5 Sep 2011 07:24:07 +0000
Subject: [PATCH] phylib: reset mii bus only if reset handler is registered

This change allows to cope with a mii bus device registered using
miiphy_register(), which doesn't assign a default reset handler.

Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
Acked-by: Detlev Zundel <dzu@denx.de>
---
 drivers/net/phy/phy.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index ce69c195368..8da7688d704 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -692,7 +692,8 @@ struct phy_device *phy_connect(struct mii_dev *bus, int addr,
 	struct phy_device *phydev;
 
 	/* Reset the bus */
-	bus->reset(bus);
+	if (bus->reset)
+		bus->reset(bus);
 
 	/* Wait 15ms to make sure the PHY has come out of hard reset */
 	udelay(15000);
-- 
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