linux-kernel - [PATCH 6/8] mfd: max8925: Fix wakeup source leaks on device unbind

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Message-Id: <20250406-mfd-device-wakekup-leak-v1-6-318e14bdba0a@linaro.org>
Date: Sun, 06 Apr 2025 21:50:14 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Karel Balej <balejk@...fyz.cz>, Lee Jones <lee@...nel.org>, 
 Chanwoo Choi <cw00.choi@...sung.com>, Krzysztof Kozlowski <krzk@...nel.org>, 
 Orson Zhai <orsonzhai@...il.com>, 
 Baolin Wang <baolin.wang@...ux.alibaba.com>, 
 Chunyan Zhang <zhang.lyra@...il.com>
Cc: linux-kernel@...r.kernel.org, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 6/8] mfd: max8925: Fix wakeup source leaks on device unbind

Device can be unbound, so driver must also release memory for the wakeup
source.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/mfd/max8925-i2c.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mfd/max8925-i2c.c b/drivers/mfd/max8925-i2c.c
index 556aea7ec0a0473edc9291cae0c82fe9b4ecb346..ab19ff0c786732be53e58a0162d2658650d88f47 100644
--- a/drivers/mfd/max8925-i2c.c
+++ b/drivers/mfd/max8925-i2c.c
@@ -201,6 +201,7 @@ static void max8925_remove(struct i2c_client *client)
 	struct max8925_chip *chip = i2c_get_clientdata(client);
 
 	max8925_device_exit(chip);
+	device_init_wakeup(&client->dev, false);
 	i2c_unregister_device(chip->adc);
 	i2c_unregister_device(chip->rtc);
 }

-- 
2.45.2