linux-kernel - [PATCH v1 01/11] pinctrl: aw9523: Destroy mutex on ->remove()

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Date: Thu, 14 Mar 2024 01:52:04 +0200
From: Andy Shevchenko <andy.shevchenko@...il.com>
To: Linus Walleij <linus.walleij@...aro.org>,
	Andy Shevchenko <andy.shevchenko@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>,
	linux-gpio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v1 01/11] pinctrl: aw9523: Destroy mutex on ->remove()

If aw9523_hw_init() fails on ->remove() the mutex left alive.
Destroy it in that case as well. While at it, remove never
true check at the beginning of the function.

Signed-off-by: Andy Shevchenko <andy.shevchenko@...il.com>
---
 drivers/pinctrl/pinctrl-aw9523.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-aw9523.c b/drivers/pinctrl/pinctrl-aw9523.c
index 4edd371c469fb..66629af0b88b4 100644
--- a/drivers/pinctrl/pinctrl-aw9523.c
+++ b/drivers/pinctrl/pinctrl-aw9523.c
@@ -1067,10 +1067,6 @@ static int aw9523_probe(struct i2c_client *client)
 static void aw9523_remove(struct i2c_client *client)
 {
 	struct aw9523 *awi = i2c_get_clientdata(client);
-	int ret;
-
-	if (!awi)
-		return;
 
 	/*
 	 * If the chip VIO is connected to a regulator that we can turn
@@ -1082,10 +1078,8 @@ static void aw9523_remove(struct i2c_client *client)
 		regulator_disable(awi->vio_vreg);
 	} else {
 		mutex_lock(&awi->i2c_lock);
-		ret = aw9523_hw_init(awi);
+		aw9523_hw_init(awi);
 		mutex_unlock(&awi->i2c_lock);
-		if (ret)
-			return;
 	}
 
 	mutex_destroy(&awi->i2c_lock);
-- 
2.44.0