From: Maciej Sosnowski <maciej.sosnowski@intel.com>
Date: Fri, 7 Nov 2008 01:45:52 +0000 (+0000)
Subject: [1/4] I/OAT: fix channel resources free for not allocated channels
X-Git-Tag: v2.6.28-rc5~90^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c3d4f44f50b65b0b0290e357f8739cfb3f4bcaca;p=pandora-kernel.git

[1/4] I/OAT: fix channel resources free for not allocated channels

If the ioatdma driver is loaded but not used it does not allocate descriptors.
Before it frees channel resources it should first be sure
that they have been previously allocated.

Cc: <stable@kernel.org>
Signed-off-by: Maciej Sosnowski <maciej.sosnowski@intel.com>
Tested-by: Tom Picard <tom.s.picard@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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