Re: [PATCH 19/30] scsi: Remove explicit casts of [kv]alloc return values in osst driver

On 24/08/07, Rolf Eike Beer <[email protected]> wrote:
> Jesper Juhl wrote:
> > [kv]alloc() return void *. No need to cast the return value.
>
> > @@ -5756,7 +5756,7 @@ static int osst_probe(struct device *dev)
> >       write_lock(&os_scsi_tapes_lock);
> >       if (os_scsi_tapes == NULL) {
> >               os_scsi_tapes =
> > -                     (struct osst_tape **)kmalloc(osst_max_dev * sizeof(struct osst_tape *),
> > +                     kmalloc(osst_max_dev * sizeof(struct osst_tape *),
> >                                  GFP_ATOMIC);
> >               if (os_scsi_tapes == NULL) {
> >                       write_unlock(&os_scsi_tapes_lock);
>
> Three lines later:
>
>                 for (i=0; i < osst_max_dev; ++i) os_scsi_tapes[i] = NULL;
>
> This wants to be
>
> os_scsi_tapes = kcalloc(osst_max_dev, sizeof(struct osst_tape *), GFP_ATOMIC);
>

Thank you for pointing that out.

I plan to resend those patches that don't get picked up in about a
week or so. I'll address this issue then (or if it does get picked up
in its current form I'll submit a follow-on patch to address this).


> Eike

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---

• References:
  • [PATCH 01/30] ia64: Remove unnecessary cast of allocation return value in sn_hwperf_enum_objects()
    • From: Jesper Juhl <[email protected]>
  • [PATCH 19/30] scsi: Remove explicit casts of [kv]alloc return values in osst driver
    • From: Jesper Juhl <[email protected]>
  • Re: [PATCH 19/30] scsi: Remove explicit casts of [kv]alloc return values in osst driver
    • From: Rolf Eike Beer <[email protected]>

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