Messages in this thread Patch in this message | | | Date | Fri, 11 Mar 2011 12:40:12 -0800 | From | Greg KH <> | Subject | [11/17] powerpc/crashdump: Do not fail on NULL pointer dereferencing |
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2.6.32-longterm review patch. If anyone has any objections, please let us know.
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From: Maxim Uvarov <muvarov@gmail.com>
commit 426b6cb478e60352a463a0d1ec75c1c9fab30b13 upstream.
Signed-off-by: Maxim Uvarov <muvarov@gmail.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Kamalesh babulal <kamalesh@linux.vnet.ibm.com> cc: Anton Blanchard <anton@samba.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- arch/powerpc/kernel/crash.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/arch/powerpc/kernel/crash.c +++ b/arch/powerpc/kernel/crash.c @@ -377,6 +377,9 @@ void default_machine_crash_shutdown(stru for_each_irq(i) { struct irq_desc *desc = irq_desc + i; + if (!desc || !desc->chip || !desc->chip->eoi) + continue; + if (desc->status & IRQ_INPROGRESS) desc->chip->eoi(i);
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