From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Fri, 21 Dec 2007 03:53:27 +0000 (+1100)
Subject: [POWERPC] Fix possible NULL deref in ppc32 PCI
X-Git-Tag: v2.6.25-rc1~1131^2~203
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b1b166b7ea2ec15700a8ba5c6ec99c2f9ecad89e;p=pandora-kernel.git

[POWERPC] Fix possible NULL deref in ppc32 PCI

The 32-bit PCI code tests if "bus" is non-NULL after calling
pci_scan_bus_parented() in one place but not another before
dereferencing it.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
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