linux-kernel - [PATCH 5.15 136/167] ASoC: rt711: fix calibrate mutex initialization

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20220719114709.689028379@linuxfoundation.org>
Date:   Tue, 19 Jul 2022 13:54:28 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Rander Wang <rander.wang@...el.com>,
        Bard Liao <yung-chuan.liao@...ux.intel.com>,
        Mark Brown <broonie@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.15 136/167] ASoC: rt711: fix calibrate mutex initialization

From: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>

[ Upstream commit 08bb5dc6ce02374169213cea772b1c297eaf32d5 ]

Follow the same flow as rt711-sdca and initialize all mutexes at probe
time.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Reviewed-by: Rander Wang <rander.wang@...el.com>
Reviewed-by: Bard Liao <yung-chuan.liao@...ux.intel.com>
Link: https://lore.kernel.org/r/20220606203752.144159-5-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 sound/soc/codecs/rt711-sdw.c |    3 +++
 sound/soc/codecs/rt711.c     |    2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

--- a/sound/soc/codecs/rt711-sdw.c
+++ b/sound/soc/codecs/rt711-sdw.c
@@ -474,6 +474,9 @@ static int rt711_sdw_remove(struct sdw_s
 	if (rt711->first_hw_init)
 		pm_runtime_disable(&slave->dev);
 
+	mutex_destroy(&rt711->calibrate_mutex);
+	mutex_destroy(&rt711->disable_irq_lock);
+
 	return 0;
 }
 
--- a/sound/soc/codecs/rt711.c
+++ b/sound/soc/codecs/rt711.c
@@ -1199,6 +1199,7 @@ int rt711_init(struct device *dev, struc
 	rt711->sdw_regmap = sdw_regmap;
 	rt711->regmap = regmap;
 
+	mutex_init(&rt711->calibrate_mutex);
 	mutex_init(&rt711->disable_irq_lock);
 
 	/*
@@ -1313,7 +1314,6 @@ int rt711_io_init(struct device *dev, st
 			rt711_jack_detect_handler);
 		INIT_DELAYED_WORK(&rt711->jack_btn_check_work,
 			rt711_btn_check_handler);
-		mutex_init(&rt711->calibrate_mutex);
 		INIT_WORK(&rt711->calibration_work, rt711_calibration_work);
 		schedule_work(&rt711->calibration_work);
 	}