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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/drivers/power/supply/max14656_charger_detector.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Maxim MAX14656 / AL32 USB Charger Detector driver
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  *
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@@ -7,11 +8,6 @@
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  * Components from Maxim AL32 Charger detection Driver for MX50 Yoshi Board
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  * Copyright (C) Amazon Technologies Inc. All rights reserved.
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  * Manish Lachwani (lachwani@lab126.com)
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- *
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- * This package is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 and
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- * only version 2 as published by the Free Software Foundation.
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- *
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  */
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 #include <linux/module.h>
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 #include <linux/init.h>
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@@ -143,10 +139,9 @@
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 	u8 buf[REG_TOTAL_NUM];
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 	u8 chg_type;
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-	int ret = 0;
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-	ret = max14656_read_block_reg(chip->client, MAX14656_DEVICE_ID,
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-				      REG_TOTAL_NUM, buf);
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+	max14656_read_block_reg(chip->client, MAX14656_DEVICE_ID,
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+				REG_TOTAL_NUM, buf);
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 	if ((buf[MAX14656_STATUS_1] & STATUS1_VB_VALID_MASK) &&
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 		(buf[MAX14656_STATUS_1] & STATUS1_CHG_TYPE_MASK)) {
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@@ -251,7 +246,7 @@
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 static int max14656_probe(struct i2c_client *client,
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 			  const struct i2c_device_id *id)
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 {
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-	struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
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+	struct i2c_adapter *adapter = client->adapter;
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 	struct device *dev = &client->dev;
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 	struct power_supply_config psy_cfg = {};
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 	struct max14656_chip *chip;