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[POWERPC] Fix possible NULL deref in ppc32 PCI
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Fri, 21 Dec 2007 03:53:27 +0000 (14:53 +1100)
committerPaul Mackerras <paulus@samba.org>
Fri, 21 Dec 2007 11:14:07 +0000 (22:14 +1100)
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>

No differences found
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