linux-kernel - Re: [PATCH] drm/tegra: dsi: fix device leak on probe

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Message-ID: <aWorgofgDfxprcPG@orome>
Date: Fri, 16 Jan 2026 13:14:19 +0100
From: Thierry Reding <thierry.reding@...il.com>
To: Johan Hovold <johan@...nel.org>
Cc: Mikko Perttunen <mperttunen@...dia.com>, 
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, dri-devel@...ts.freedesktop.org, 
	linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org, stable@...r.kernel.org, 
	Thierry Reding <treding@...dia.com>
Subject: Re: [PATCH] drm/tegra: dsi: fix device leak on probe

On Wed, Jan 14, 2026 at 12:01:28PM +0100, Johan Hovold wrote:
> On Fri, Nov 21, 2025 at 05:42:01PM +0100, Johan Hovold wrote:
> > Make sure to drop the reference taken when looking up the companion
> > (ganged) device and its driver data during probe().
> > 
> > Note that holding a reference to a device does not prevent its driver
> > data from going away so there is no point in keeping the reference.
> > 
> > Fixes: e94236cde4d5 ("drm/tegra: dsi: Add ganged mode support")
> > Fixes: 221e3638feb8 ("drm/tegra: Fix reference leak in tegra_dsi_ganged_probe")
> > Cc: stable@...r.kernel.org	# 3.19: 221e3638feb8
> > Cc: Thierry Reding <treding@...dia.com>
> > Signed-off-by: Johan Hovold <johan@...nel.org>
> 
> Can this one be picked up now?

Sorry, forgot to notify you earlier that I've picked this up into
drm-misc-next.

Thierry

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