[PATCH] devcg: remove parent_cgroup.
Aristeu Rozanski
aris at redhat.com
Tue Apr 16 21:10:10 UTC 2013
On Tue, Apr 16, 2013 at 04:07:25PM -0500, Serge Hallyn wrote:
> Quoting Aristeu Rozanski (aris at redhat.com):
> > On Tue, Apr 16, 2013 at 11:24:55PM +0300, Rami Rosen wrote:
> > > In devcgroup_css_alloc(), there is no longer need for parent_cgroup.
> > > bd2953ebbb("devcg: propagate local changes down the hierarchy") made
> > > the variable parent_cgroup redundant. This patch removes parent_cgroup
> > > from devcgroup_css_alloc().
> > >
> > > Signed-off-by: Rami Rosen <ramirose at gmail.com>
> > > ---
> > > security/device_cgroup.c | 2 --
> > > 1 file changed, 2 deletions(-)
> > >
> > > diff --git a/security/device_cgroup.c b/security/device_cgroup.c
> > > index 994aecc..dd0dc57 100644
> > > --- a/security/device_cgroup.c
> > > +++ b/security/device_cgroup.c
> > > @@ -236,7 +236,6 @@ static void devcgroup_offline(struct cgroup *cgroup)
> > > static struct cgroup_subsys_state *devcgroup_css_alloc(struct cgroup *cgroup)
> > > {
> > > struct dev_cgroup *dev_cgroup;
> > > - struct cgroup *parent_cgroup;
> > >
> > > dev_cgroup = kzalloc(sizeof(*dev_cgroup), GFP_KERNEL);
> > > if (!dev_cgroup)
> > > @@ -244,7 +243,6 @@ static struct cgroup_subsys_state *devcgroup_css_alloc(struct cgroup *cgroup)
> > > INIT_LIST_HEAD(&dev_cgroup->exceptions);
> > > INIT_LIST_HEAD(&dev_cgroup->propagate_pending);
> > > dev_cgroup->behavior = DEVCG_DEFAULT_NONE;
> > > - parent_cgroup = cgroup->parent;
> > >
> > > return &dev_cgroup->css;
> > > }
> >
> > oops
> >
> > ACK
>
> Not seeing the patches this is based on in Linus' tree yet, but given
> the context above I don't see how it could not be right :)
they're on Tejun's tree
--
Aristeu
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