From 1a44cc3778f63dca5795708da2a2a7696da7fd61 Mon Sep 17 00:00:00 2001
From: Roland Dreier <rdreier@cisco.com>
Date: Mon, 20 Apr 2009 18:32:08 +0000
Subject: [PATCH] mlx4_en: Fix cleanup if workqueue create in mlx4_en_add()
 fails

If creating a workqueue fails, don't jump to the error path where that
same workqueue is destroyed, since destroy_workqueue() can't handle a
NULL pointer.

This was spotted by the Coverity checker (CID 2617).

Signed-off-by: Roland Dreier <rolandd@cisco.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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