On 24/08/07, Robert P. J. Day <[email protected]> wrote:
> On Fri, 24 Aug 2007, Denys Vlasenko wrote:
>
> > On Friday 24 August 2007 00:52, Jesper Juhl wrote:
> > > kmalloc() returns a void pointer.
> > > No need to cast it.
> >
> > > - msp_flash = (struct mtd_info **)kmalloc(
> > > - fcnt * sizeof(struct map_info *), GFP_KERNEL);
> > > - msp_parts = (struct mtd_partition **)kmalloc(
> > > - fcnt * sizeof(struct mtd_partition *), GFP_KERNEL);
> > > - msp_maps = (struct map_info *)kmalloc(
> > > - fcnt * sizeof(struct mtd_info), GFP_KERNEL);
> > > + msp_flash = kmalloc(fcnt * sizeof(struct map_info *), GFP_KERNEL);
> > > + msp_parts = kmalloc(fcnt * sizeof(struct mtd_partition *), GFP_KERNEL);
> > > + msp_maps = kmalloc(fcnt * sizeof(struct mtd_info), GFP_KERNEL);
> > > memset(msp_maps, 0, fcnt * sizeof(struct mtd_info));
> >
> > This one wants kzalloc.
> >
> > > - msp_parts[i] = (struct mtd_partition *)kmalloc(
> > > - pcnt * sizeof(struct mtd_partition), GFP_KERNEL);
> > > + msp_parts[i] = kmalloc(pcnt * sizeof(struct mtd_partition),
> > > + GFP_KERNEL);
> > > memset(msp_parts[i], 0, pcnt * sizeof(struct mtd_partition));
> > >
> > > /* now initialize the devices proper */
> >
> > Same
>
> actually, i would think kcalloc would be more appropriate here, no?
>
Why?
msp_parts[i] = kzalloc(pcnt * sizeof(struct mtd_partition), GFP_KERNEL);
seems better to me than
msp_parts[i] = kcalloc(1, pcnt * sizeof(struct mtd_partition), GFP_KERNEL);
--
Jesper Juhl <[email protected]>
Don't top-post http://www.catb.org/~esr/jargon/html/T/top-post.html
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