linux-kernel - [PATCH 6.8 520/715] leds: aw2013: Unlock mutex before destroying it

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Date: Sun, 24 Mar 2024 18:31:39 -0400
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Cc: George Stark <gnstark@...utedevices.com>,
	Andy Shevchenko <andy.shevchenko@...il.com>,
	Lee Jones <lee@...nel.org>,
	Sasha Levin <sashal@...nel.org>
Subject: [PATCH 6.8 520/715] leds: aw2013: Unlock mutex before destroying it

From: George Stark <gnstark@...utedevices.com>

[ Upstream commit 6969d0a2ba1adc9ba6a49b9805f24080896c255c ]

In the probe() callback in case of error mutex is destroyed being locked
which is not allowed so unlock the mutex before destroying.

Fixes: 59ea3c9faf32 ("leds: add aw2013 driver")
Signed-off-by: George Stark <gnstark@...utedevices.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>
Link: https://lore.kernel.org/r/20231214173614.2820929-2-gnstark@salutedevices.com
Signed-off-by: Lee Jones <lee@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/leds/leds-aw2013.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/leds/leds-aw2013.c b/drivers/leds/leds-aw2013.c
index 91f44b23cb113..17235a5e576ae 100644
--- a/drivers/leds/leds-aw2013.c
+++ b/drivers/leds/leds-aw2013.c
@@ -405,6 +405,7 @@ static int aw2013_probe(struct i2c_client *client)
 			       chip->regulators);
 
 error:
+	mutex_unlock(&chip->mutex);
 	mutex_destroy(&chip->mutex);
 	return ret;
 }
-- 
2.43.0