On Thu 31-05-12 11:13:16, Aneesh Kumar K.V wrote:
> On Wed, May 30, 2012 at 09:19:54PM -0400, Konrad Rzeszutek Wilk wrote:
[...]
> > > +static struct cgroup_subsys_state *hugetlb_cgroup_create(struct cgroup *cgroup)
> > > +{
> > > + int idx;
> > > + struct cgroup *parent_cgroup;
> > > + struct hugetlb_cgroup *h_cgroup, *parent_h_cgroup;
> > > +
> > > + h_cgroup = kzalloc(sizeof(*h_cgroup), GFP_KERNEL);
> > > + if (!h_cgroup)
> > > + return ERR_PTR(-ENOMEM);
> > > +
> >
> > No need to check cgroup for NULL?
>
> Other cgroups (memcg) doesn't do that. Can we really get NULL cgroup tere ?
No we cannot. See cfa449461e67b60df986170eecb089831fa9e49a
--
Michal Hocko
SUSE Labs
SUSE LINUX s.r.o.
Lihovarska 1060/12
190 00 Praha 9
Czech Republic
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