Messages in this thread | | | From | Ondrej Zary <> | Subject | Re: [patch RESEND] atp870u: 64 bit bug in atp885_init() | Date | Wed, 9 Dec 2015 13:07:58 +0100 |
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On Wednesday 09 December 2015 12:53:39 One Thousand Gnomes wrote: > On Wed, 9 Dec 2015 13:24:53 +0300 > Dan Carpenter <dan.carpenter@oracle.com> wrote: > > > On 64 bit CPUs there is a memory corruption bug on probe(). It should > > be a u32 pointer instead of an unsigned long pointer or we write past > > the end of the setupdata[] array. > > > > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> > > Reviewed-by: Hannes Reinecke <hare@suse.com> > > --- > > Resending because we have shuffled the code around so the patch needed > > to be refreshed against linux-next. Although I do wonder why we are > > still working on this code since it has never worked on 64 bit systems > > so probably all the users gave up a decade ago. > > So this is untested ? If so please make it very clear in the commit > message because the kernel is IMHO getting too full of polished, neat, > recently modified, never tested, never used code. > > I agree it would be better if the driver was simply deleted. I've not > even seen an ATP870 bug report in years.
Maybe because it worked. Although the code was horrible. I've done some big changes to this driver recently (tested, of course). I can't test this patch as I don't have ATP885 card, only ATP870.
-- Ondrej Zary
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