linux-kernel - [PATCH 3/9] mfd: max77541: Fix Wvoid-pointer-to-enum-cast warning

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Date:   Thu, 10 Aug 2023 11:58:43 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Lee Jones <lee@...nel.org>, Chanwoo Choi <cw00.choi@...sung.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-stm32@...md-mailman.stormreply.com,
        patches@...nsource.cirrus.com
Cc:     Andi Shyti <andi.shyti@...nel.org>
Subject: [PATCH 3/9] mfd: max77541: Fix Wvoid-pointer-to-enum-cast warning

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

  max77541.c:176:18: error: cast to smaller integer type 'enum max7754x_ids' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast]

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/mfd/max77541.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/max77541.c b/drivers/mfd/max77541.c
index e147e949c2b3..10c2e274b4af 100644
--- a/drivers/mfd/max77541.c
+++ b/drivers/mfd/max77541.c
@@ -173,7 +173,7 @@ static int max77541_probe(struct i2c_client *client)
 	i2c_set_clientdata(client, max77541);
 	max77541->i2c = client;
 
-	max77541->id  = (enum max7754x_ids)device_get_match_data(dev);
+	max77541->id = (uintptr_t)device_get_match_data(dev);
 	if (!max77541->id)
 		max77541->id  = (enum max7754x_ids)id->driver_data;
 
-- 
2.34.1