From: Aaron Lu <aaron.lu@intel.com>
Date: Tue, 9 Oct 2012 07:37:48 +0000 (+0800)
Subject: libata-acpi: Fix NULL ptr derference in ata_acpi_dev_handle
X-Git-Tag: v3.7-rc7~36^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=60817a680b1bd3341b6909fab7d8a1fcc3a78369;p=pandora-kernel.git

libata-acpi: Fix NULL ptr derference in ata_acpi_dev_handle

commit 6b66d95895c149cbc04d4fac5a2f5477c543a8ae didn't handle SATA PMP
case in ata_acpi_bind_device and will cause a NULL ptr dereference when
user attached a SATA drive to the PMP port. Fix this by checking PMP
support.

This bug is reported by Dan van der Ster in the following bugzilla page:
https://bugzilla.kernel.org/show_bug.cgi?id=48211

Reported-by: Dan van der Ster <dan@vanderster.com>
Tested-by: Dan van der Ster <dan@vanderster.com>
Signed-off-by: Aaron Lu <aaron.lu@intel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Tested-by: Simon <tangouniform@sbcglobal.net>
---

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