Re: [PATCH] fix warning and missing failure handling for scsi_add_host in aic7xxx driver

[Jesper Juhl]

On 12/14/05, James Bottomley <James.Bottomley@xxxxxxxxxxxx> wrote:
> On Wed, 2005-12-14 at 00:07 +0100, Jesper Juhl wrote:
> > +     if (retval) {
> > +             printk(KERN_ERR "aic7xxx: scsi_add_host failed\n");
> > +             goto free_and_out;
> > +     }
> > +
> >       scsi_scan_host(host);
> > -     return (0);
> > +
> > +out:
> > +     return retval;
> > +free_and_out:
> > +     scsi_remove_host(host);
> > +     goto out;
>
> I'm not incredibly keen on all this jumping around for no reason.  If
> there's a normal out and an error out, then fine, but in this case the
> if (retval) { } could contain the entirety of the error path with an
> else for the normal path.
>
Ok, I'll change that.

> scsi_remove_host() is the wrong API, it should be scsi_host_put() (for
> an allocated but un added host).
>
Ohh, I misunderstood things then, I'll correct that.

I'll send a new patch later today when I get home from work.

Thank you for taking a look at the patch and your feedback.

--
Jesper Juhl <jesper.juhl@xxxxxxxxx>
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