From: Bjorn Helgaas <bhelgaas@google.com>
Date: Wed, 20 Jun 2012 22:18:29 +0000 (-0600)
Subject: PCI: acpiphp: check whether _ADR evaluation succeeded
X-Git-Tag: v3.2.31~37
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fc9964ef8f1b83db6c455ced22836b87eaa9b647;p=pandora-kernel.git

PCI: acpiphp: check whether _ADR evaluation succeeded

commit dfb117b3e50c52c7b3416db4a4569224b8db80bb upstream.

Check whether we evaluated _ADR successfully.  Previously we ignored
failure, so we would have used garbage data from the stack as the device
and function number.

We return AE_OK so that we ignore only this slot and continue looking
for other slots.

Found by Coverity (CID 113981).

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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