Messages in this thread | | | Date | Tue, 09 Dec 2008 16:29:29 -0500 | From | Jeff Garzik <> | Subject | Re: [PATCH 2/2 v2] ATA: piix, fix pointer deref on suspend |
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Jiri Slaby wrote: > Commit > ata_piix: add borked Tecra M4 to broken suspend list > introduced DMI variables checking, but they can be null, so that > we possibly dereference null. > > Check if they are null and avoid checks in that case. > > Solves: > BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 > IP: [<ffffffff8043da97>] piix_pci_device_suspend+0x117/0x230 > > Signed-off-by: Jiri Slaby <jirislaby@gmail.com> > Cc: Jeff Garzik <jgarzik@redhat.com> > Cc: Alexandru Romanescu <a_romanescu@yahoo.co.uk> > Cc: Tejun Heo <tj@kernel.org> > Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> > --- > drivers/ata/ata_piix.c | 14 +++++++------- > 1 files changed, 7 insertions(+), 7 deletions(-)
Note that the original version of this patch went upstream last night...
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