On Wed, Oct 17 2007, Ingo Molnar wrote:
>
> * Ingo Molnar <[email protected]> wrote:
>
> > > > drivers/scsi/scsi_lib.c:708: warning: 'index' may be used uninitialized in this function
> > > > drivers/scsi/scsi_lib.c:708: note: 'index' was declared here
> > > >
> > > > not sure it matters.
> > >
> > > Hmm, I don't see them here (gcc 4.2.1). Must be the BUG(), does it go
> > > away if you add a index = -1 in the default: case? Just to be
> > > absolutely sure...
> >
> > well if i initialize the variable then of course the warning goes away
> > :)
> >
> > NOTE: i get the same warning even without the BUG_ON() patch, and
> > without your other fix patch as well. I'm using gcc 4.2.2. (Do you get
> > the warning if you pick up the config i sent you earlier today?)
>
> btw., i changed the initialization to -1 and the crash still occurs
> (as expected).
Would think so, thanks for checking though.
--
Jens Axboe
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