From 94824f3dbe0d3f62470603bbb18efb5510aaf07c Mon Sep 17 00:00:00 2001
From: Michael Chan <mchan@broadcom.com>
Date: Wed, 7 Apr 2010 20:53:54 -0700
Subject: [PATCH] cnic: Fix crash during bnx2x MTU change.

cnic_service_bnx2x() irq handler can be called during chip reset from
MTU change.  Need to check that the cnic's device state is up before
handling the irq.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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