[RFC/PATCH] doc2000: Fix uninitialized variable in doc_ecc_decode()
Artem Bityutskiy
dedekind1 at gmail.com
Tue Jun 29 02:50:40 EDT 2010
On Tue, 2010-06-29 at 16:47 +1000, Mark Ware wrote:
> On 29/06/10 16:29, Artem Bityutskiy wrote:
> > On Thu, 2010-05-27 at 11:45 +1000, Mark Ware wrote:
> >> The variable 'syn' was being used uninitialized. Also
> >> fixed incorrect use of syn[] vs s[].
> >>
> >> Tested on powerpc board with 64MB DOC2000.
> >> ---
> >>
> >> I am porting from a 2.4.18 kernel to 2.6.32, and I saw random media header
> >> mismatches causing a failure to detect the DOC device partitions. Tracing
> >> through, I saw this variable being used uninitialized and I suspect
> >> incorrectly also.
> >>
> >> I do not really understand how the ecc/syndrome code works, so I do not
> >> know if this patch is the correct solution, but it did make my problem
> >> go away...
> >>
> >> CC: Thomas Gleixner as I believe he may have written this function initially.
> >
> > Please, always add Signed-off-by for kernel patches. I added it for you.
> >
>
> Thanks. I guess I expected to be told that I was smoking something and that
> my DOC error disappearing was unrelated...
Note, I did not really review your patch - the MTD maintainer will take
a look at it later, probably.
--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)
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