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

From: Jesper Juhl
Date: Fri Aug 24 2007 - 04:47:18 EST


On 24/08/07, Rolf Eike Beer <eike-kernel@xxxxxxxxx> 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

--
Jesper Juhl <jesper.juhl@xxxxxxxxx>
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