From c1d7ebda11aae4659b665af61d7277dd351659b9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Amadeusz=20S=C5=82awi=C5=84ski?= <amadeuszx.slawinski@linux.intel.com>
Date: Thu, 7 Jul 2022 14:56:59 +0200
Subject: [PATCH] ASoC: codecs: rt286: Set component to NULL on remove
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Git-commit: c1d7ebda11aae4659b665af61d7277dd351659b9
Patch-mainline: v6.0-rc1
References: jsc#PED-850
Make sure that component is set to proper value, otherwise we may
dereference freed component in interrupt.
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20220707125701.3518263-4-amadeuszx.slawinski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
sound/soc/codecs/rt286.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/sound/soc/codecs/rt286.c b/sound/soc/codecs/rt286.c
index b2b0b2b1e4d0..c4f7c4c2d793 100644
--- a/sound/soc/codecs/rt286.c
+++ b/sound/soc/codecs/rt286.c
@@ -960,6 +960,7 @@ static void rt286_remove(struct snd_soc_component *component)
struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component);
cancel_delayed_work_sync(&rt286->jack_detect_work);
+ rt286->component = NULL;
}
#ifdef CONFIG_PM
--
2.35.3