linux-kernel - [PATCH net-next 1/3] spi: sc18is602: fix Wvoid-pointer-to-enum-cast warning

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Message-Id: <20230810091247.70149-1-krzysztof.kozlowski@linaro.org>
Date:   Thu, 10 Aug 2023 11:12:45 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Sanjay R Mehta <sanju.mehta@....com>,
        Mark Brown <broonie@...nel.org>,
        Daniel Mack <daniel@...que.org>,
        Haojian Zhuang <haojian.zhuang@...il.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Cc:     Andi Shyti <andi.shyti@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH net-next 1/3] spi: sc18is602: fix Wvoid-pointer-to-enum-cast warning

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

  spi-sc18is602.c:269:12: error: cast to smaller integer type 'enum chips' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast]

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/spi/spi-sc18is602.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spi-sc18is602.c b/drivers/spi/spi-sc18is602.c
index c67a24daaaf9..9f98bf350697 100644
--- a/drivers/spi/spi-sc18is602.c
+++ b/drivers/spi/spi-sc18is602.c
@@ -266,7 +266,7 @@ static int sc18is602_probe(struct i2c_client *client)
 	hw->ctrl = 0xff;
 
 	if (client->dev.of_node)
-		hw->id = (enum chips)of_device_get_match_data(&client->dev);
+		hw->id = (uintptr_t)of_device_get_match_data(&client->dev);
 	else
 		hw->id = id->driver_data;
 
-- 
2.34.1