[PATCH] drm/amd/display: fix memory leak when using debugfs_lookup()

[Greg Kroah-Hartman]

On Fri, Sep 02, 2022 at 03:01:05PM +0200, Greg Kroah-Hartman wrote:
> When calling debugfs_lookup() the result must have dput() called on it,
> otherwise the memory will leak over time.  Fix this up by properly
> calling dput().
> 
> Cc: Harry Wentland <harry.wentland at amd.com>
> Cc: Leo Li <sunpeng.li at amd.com>
> Cc: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>
> Cc: Alex Deucher <alexander.deucher at amd.com>
> Cc: "Christian König" <christian.koenig at amd.com>
> Cc: "Pan, Xinhui" <Xinhui.Pan at amd.com>
> Cc: David Airlie <airlied at linux.ie>
> Cc: Daniel Vetter <daniel at ffwll.ch>
> Cc: Wayne Lin <Wayne.Lin at amd.com>
> Cc: hersen wu <hersenxs.wu at amd.com>
> Cc: Wenjing Liu <wenjing.liu at amd.com>
> Cc: Patrik Jakobsson <patrik.r.jakobsson at gmail.com>
> Cc: Thelford Williams <tdwilliamsiv at gmail.com>
> Cc: Fangzhi Zuo <Jerry.Zuo at amd.com>
> Cc: Yongzhi Liu <lyz_cs at pku.edu.cn>
> Cc: Mikita Lipski <mikita.lipski at amd.com>
> Cc: Jiapeng Chong <jiapeng.chong at linux.alibaba.com>
> Cc: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
> Cc: Sean Paul <seanpaul at chromium.org>
> Cc: amd-gfx at lists.freedesktop.org
> Cc: dri-devel at lists.freedesktop.org
> Signed-off-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
> ---

Despite a zillion cc: items, I forgot to cc: stable on this.  Can the
maintainer add that here, or do you all want me to resend it with that
item added?

thanks,

greg k-h