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SubjectRe: [PATCH -next] platform/chrome: wilco_ec: Use kmemdup in enqueue_events()
On Thu, Sep 26, 2019 at 4:43 PM Benson Leung <bleung@chromium.org> wrote:
>
> Hey Nick,
> On Fri, Jun 21, 2019 at 7:51 AM Nick Crews <ncrews@chromium.org> wrote:
> >
> > Thanks Yue, looks good to me.
> >
> > Nick
> >
> > On Fri, Jun 21, 2019 at 7:59 AM YueHaibing <yuehaibing@huawei.com> wrote:
> > >
> > > Use kmemdup rather than duplicating its implementation
> > >
> > > Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> > > ---
> > > drivers/platform/chrome/wilco_ec/event.c | 3 +--
> > > 1 file changed, 1 insertion(+), 2 deletions(-)
> > >
> > > diff --git a/drivers/platform/chrome/wilco_ec/event.c b/drivers/platform/chrome/wilco_ec/event.c
> > > index c975b76e6255..70156e75047e 100644
> > > --- a/drivers/platform/chrome/wilco_ec/event.c
> > > +++ b/drivers/platform/chrome/wilco_ec/event.c
> > > @@ -248,10 +248,9 @@ static int enqueue_events(struct acpi_device *adev, const u8 *buf, u32 length)
> > > offset += event_size;
> > >
> > > /* Copy event into the queue */
> > > - queue_event = kzalloc(event_size, GFP_KERNEL);
> > > + queue_event = kmemdup(event, event_size, GFP_KERNEL);
> > > if (!queue_event)
> > > return -ENOMEM;
> > > - memcpy(queue_event, event, event_size);
> > > event_queue_push(dev_data->events, queue_event);
> > > }
> > >
> > >
> > >
>
> Looks like this was already incorporated into your commit,
> platform/chrome: wilco_ec: Use kmemdup in enqueue_events().

Thanks for the note Benson, but I think that must have
been a copy pasta error, it was actually included in
"platform/chrome: wilco_ec: Add circular buffer as event queue"
just so there isn't any confusion later :)

Nick

>
> Thanks!
> Benson
>
> --
> Benson Leung
> Staff Software Engineer
> Chrome OS Kernel
> Google Inc.
> bleung@google.com
> Chromium OS Project
> bleung@chromium.org

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