Re: [PATCH] reset: Free struct reset_control_array in reset_control_array_put()

From: Philipp Zabel
Date: Wed Nov 06 2019 - 04:06:49 EST


On Mon, 2019-11-04 at 21:03 +0200, Jyri Sarha wrote:
> On 04/11/2019 18:30, Philipp Zabel wrote:
> > Hi Jyri,
> >
> > On Mon, 2019-11-04 at 18:24 +0200, Jyri Sarha wrote:
> > > Fix memory leak in devm_reset_control_array_get(). Free also the
> > > struct reset_control_array pointer in reset_control_array_put() not
> > > only the reset-controls stored in it.
> > >
> > > Reported-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
> > > Signed-off-by: Jyri Sarha <jsarha@xxxxxx>
> > > ---
> > > drivers/reset/core.c | 2 ++
> > > 1 file changed, 2 insertions(+)
> > >
> > > diff --git a/drivers/reset/core.c b/drivers/reset/core.c
> > > index 213ff40dda11..85d9676ee969 100644
> > > --- a/drivers/reset/core.c
> > > +++ b/drivers/reset/core.c
> > > @@ -748,6 +748,8 @@ static void reset_control_array_put(struct reset_control_array *resets)
> > > for (i = 0; i < resets->num_rstcs; i++)
> > > __reset_control_put_internal(resets->rstc[i]);
> > > mutex_unlock(&reset_list_mutex);
> > > +
> > > + kfree(resets);
> > > }
> > >
> > > /**
> >
> > Thank you, this just got fixed in 532f9cd6ee99 ("reset: Fix memory leak
> > in reset_control_array_put()").
> >
>
> Ok, sorry. I just checked the mainline, not the mailing lists etc.

No worries, that's perfectly fine. Just letting you know why this patch
isn't picked up.

regards
Philipp