Re: [PATCH 5/6] udf: fix signedness issue

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On Wed 19-12-07 20:27:20, Marcin Slusarz wrote:
> On Mon, Dec 17, 2007 at 05:32:17PM +0100, Jan Kara wrote:
> > > sparse generated:
> > > fs/udf/namei.c:896:15: originally declared here
> > > fs/udf/namei.c:1147:41: warning: incorrect type in argument 3 (different signedness)
> > > fs/udf/namei.c:1147:41:    expected int *offset
> > > fs/udf/namei.c:1147:41:    got unsigned int *<noident>
> > > fs/udf/namei.c:1152:78: warning: incorrect type in argument 3 (different signedness)
> > > fs/udf/namei.c:1152:78:    expected int *offset
> > > fs/udf/namei.c:1152:78:    got unsigned int *<noident>
> > >
> > > Signed-off-by: Marcin Slusarz <[email protected]>
> >   I don't think this is right. udf_get_fileident() should take "unsigned
> > int *" as an offset, not just "int". This means changing struct
> > udf_fileident_bh to use unsigned int too but that is better anyway.
> >   And BTW the type shouldn't be uint32_t but really unsigned int in
> > udf_rename (int needn't have 32 bits on all archs (although I think it
> > has currently)).
> That would be hard. Look what is happening with soffset and eoffset
> eg in udf_fileident_read() - these fields are used as signed ints.
  Doh, you're right. soffset can go below 0. OK, then your patch is fine.
You can add there
  Acked-by: Jan Kara <[email protected]>

  BTW: If you haven't got an email from Andrew about accepting the patches
we agreed upon, then please resend the patches to him (with additional
Acked-by: Jan Kara <[email protected]> and CC me) so that they don't get lost.
Thanks.

									Honza
-- 
Jan Kara <[email protected]>
SUSE Labs, CR
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