From: Albert Lee <albertcc@tw.ibm.com>
Date: Wed, 5 Dec 2007 07:43:02 +0000 (+0900)
Subject: libata: zero xfer length on ATAPI data xfer IRQ is HSM violation
X-Git-Tag: v2.6.25-rc1~1233^2~32
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0106372db6dc135f300035ce8e93cddd7283a26a;p=pandora-kernel.git

libata: zero xfer length on ATAPI data xfer IRQ is HSM violation

Treat zero xfer length as HSM violation.  While at it, add
unlikely()'s to ATAPI ireason and transfer length checks.

tj: Formatted patch and added unlikely()'s.

Signed-off-by: Albert Lee <albertcc@tw.ibm.com>
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
---

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