linux-kernel - [PATCH 04/15] hwmon: (ina2xx) fix Wvoid-pointer-to-enum-cast warning

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Message-Id: <20230810093157.94244-4-krzysztof.kozlowski@linaro.org>
Date:   Thu, 10 Aug 2023 11:31:46 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Eric Tremblay <etremblay@...tech-controls.com>,
        linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Andi Shyti <andi.shyti@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 04/15] hwmon: (ina2xx) fix Wvoid-pointer-to-enum-cast warning

'chip' is an enum, thus cast of pointer on 64-bit compile test with W=1
causes:

  ina2xx.c:627:10: error: cast to smaller integer type 'enum ina2xx_ids' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast]

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/hwmon/ina2xx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwmon/ina2xx.c b/drivers/hwmon/ina2xx.c
index a47973e2d606..d8415d1f21fc 100644
--- a/drivers/hwmon/ina2xx.c
+++ b/drivers/hwmon/ina2xx.c
@@ -624,7 +624,7 @@ static int ina2xx_probe(struct i2c_client *client)
 	enum ina2xx_ids chip;
 
 	if (client->dev.of_node)
-		chip = (enum ina2xx_ids)of_device_get_match_data(&client->dev);
+		chip = (uintptr_t)of_device_get_match_data(&client->dev);
 	else
 		chip = i2c_match_id(ina2xx_id, client)->driver_data;
 
-- 
2.34.1