Re: [PATCH] drm/panfrost: perfcnt: fix ref count leak in panfrost_perfcnt_enable_locked

From: Rob Herring
Date: Fri Aug 07 2020 - 12:41:59 EST


On Sun, Jun 14, 2020 at 12:36 AM Navid Emamdoost
<navid.emamdoost@xxxxxxxxx> wrote:
>
> in panfrost_perfcnt_enable_locked, pm_runtime_get_sync is called which
> increments the counter even in case of failure, leading to incorrect
> ref count. In case of failure, decrement the ref count before returning.
>
> Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>
> ---
> drivers/gpu/drm/panfrost/panfrost_perfcnt.c | 10 +++++++---
> 1 file changed, 7 insertions(+), 3 deletions(-)

Applied.

Rob