From 0b146ca8d467c1dc6ad50628089d183608a47e40 Mon Sep 17 00:00:00 2001
From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Tue, 8 Jul 2014 00:22:59 +0100
Subject: [PATCH] net: fec: ensure that a disconnected phy isn't configured

When we disconnect from a phy, we should forget our pointer to it so we
don't accidentally try to configure it.  We handle a NULL phy pointer
correctly in most places, except fec_enet_set_pauseparam().  Fix this
too.

Acked-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
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