linux-kernel - Re: [PATCH] drm/connector: only call HDMI audio helper plugged cb if non-null

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Message-Id: <174837660819.602917.1928145236467232695.b4-ty@oss.qualcomm.com>
Date: Tue, 27 May 2025 23:10:08 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Dmitry Baryshkov <lumag@...nel.org>,
        Nicolas Frattaroli <nicolas.frattaroli@...labora.com>
Cc: kernel@...labora.com, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/connector: only call HDMI audio helper plugged cb
 if non-null

On Tue, 27 May 2025 19:57:08 +0200, Nicolas Frattaroli wrote:
> On driver remove, sound/soc/codecs/hdmi-codec.c calls the plugged_cb
> with NULL as the callback function and codec_dev, as seen in its
> hdmi_remove function.
> 
> The HDMI audio helper then happily tries calling said null function
> pointer, and produces an Oops as a result.
> 
> [...]

Applied to drm-misc-next-fixes, thanks!

[1/1] drm/connector: only call HDMI audio helper plugged cb if non-null
      commit: be9b3f9a54101c19226c25ba7163d291183777a0

Best regards,
-- 
With best wishes
Dmitry