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SubjectRe: [PATCH] tegra-hsp: fix a missing-check bug in tegra_hsp_doorbell_create()
On Sun, Jun 09, 2019 at 12:11:44AM +0800, Gen Zhang wrote:
> On Thu, May 30, 2019 at 09:19:20AM +0800, Gen Zhang wrote:
> > In tegra_hsp_doorbell_create(), 'db->name' is allocated by
> > devm_kstrdup_const(). It returns NULL when fails. So 'db->name' should
> > be checked.
> >
> > Signed-off-by: Gen Zhang <blackgod016574@gmail.com>
> > Acked-by: Thierry Reding <treding@nvidia.com>
> > ---
> > diff --git a/drivers/mailbox/tegra-hsp.c b/drivers/mailbox/tegra-hsp.c
> > index 11fc9fd..b613c46 100644
> > --- a/drivers/mailbox/tegra-hsp.c
> > +++ b/drivers/mailbox/tegra-hsp.c
> > @@ -292,6 +292,8 @@ tegra_hsp_doorbell_create(struct tegra_hsp *hsp, const char *name,
> > db->channel.hsp = hsp;
> >
> > db->name = devm_kstrdup_const(hsp->dev, name, GFP_KERNEL);
> > + if (!db->name)
> > + return ERR_PTR(-ENOMEM);
> > db->master = master;
> > db->index = index;
> >
> > ---
> Can anyone look into this patch? It's acked by Thierry Reding
> <treding@nvidia.com>.
>
> Thanks
> Gen
Could anyone look into this patch? It's not updated for about 20 days.
And I am really on a deadline to get this patch applied.

Thanks
Gen

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