diff options
author | Maxim Uvarov <muvarov@gmail.com> | 2010-05-11 05:41:08 +0000 |
---|---|---|
committer | Willy Tarreau <w@1wt.eu> | 2011-04-30 16:53:13 +0200 |
commit | 116a10e2564e9c2cdfdfcc3829f47cb88e514f58 (patch) | |
tree | 6f6d1d313bc2ad2534faf9a88bca14126554af12 /arch | |
parent | 3ab0ecbb3ff75f2730e6b333472f25a318eca7ea (diff) |
powerpc/crashdump: Do not fail on NULL pointer dereferencing
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>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/powerpc/kernel/crash.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c index f4a0188c4d36..b77981801787 100644 --- a/arch/powerpc/kernel/crash.c +++ b/arch/powerpc/kernel/crash.c @@ -377,6 +377,9 @@ void default_machine_crash_shutdown(struct pt_regs *regs) 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); |