[PATCH] DRM: Replace kmalloc/memset combos with kzalloc

Davidlohr Bueso dave at gnu.org
Wed Aug 11 12:58:43 PDT 2010


On Wed, 2010-08-11 at 07:35 -0700, Joe Perches wrote:
> On Wed, 2010-08-11 at 09:18 -0400, Davidlohr Bueso wrote:
> > memory allocation in drm_bufs.c is followed by initializing the memory with 0.
> > 
> > Replace the use of kmalloc+memset with kzalloc.
> 
> Perhaps kzalloc's with a multiply could/should also be converted
> to kcalloc.
> 
> > +	entry->buflist = kzalloc(count * sizeof(*entry->buflist), GFP_KERNEL);
> 
> 	entry->buflist = kcalloc(count, sizeof(*entry->buflist), GFP_KERNEL);
> 
> etc.
> 
> > +	entry->buflist = kzalloc(count * sizeof(*entry->buflist), GFP_KERNEL);
> > +	entry->seglist = kzalloc(count * sizeof(*entry->seglist), GFP_KERNEL);
> > +	entry->buflist = kzalloc(count * sizeof(*entry->buflist),
> > +	entry->buflist = kzalloc(count * sizeof(*entry->buflist),
> 

Doable, but don't see much difference. David, what do you think?

Thanks,
Davidlohr



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