linux-kernel - [PATCH 8/9] mfd: wm31x: Fix Wvoid-pointer-to-enum-cast warning

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Message-Id: <20230810095849.123321-8-krzysztof.kozlowski@linaro.org>
Date:   Thu, 10 Aug 2023 11:58:48 +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 8/9] mfd: wm31x: Fix Wvoid-pointer-to-enum-cast warning

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

  wm831x-spi.c:36:10: error: cast to smaller integer type 'enum wm831x_parent' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast]

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/mfd/wm831x-i2c.c | 2 +-
 drivers/mfd/wm831x-spi.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/wm831x-i2c.c b/drivers/mfd/wm831x-i2c.c
index 997837f13180..694ddbbf0372 100644
--- a/drivers/mfd/wm831x-i2c.c
+++ b/drivers/mfd/wm831x-i2c.c
@@ -36,7 +36,7 @@ static int wm831x_i2c_probe(struct i2c_client *i2c)
 			dev_err(&i2c->dev, "Failed to match device\n");
 			return -ENODEV;
 		}
-		type = (enum wm831x_parent)of_id->data;
+		type = (uintptr_t)of_id->data;
 	} else {
 		type = (enum wm831x_parent)id->driver_data;
 	}
diff --git a/drivers/mfd/wm831x-spi.c b/drivers/mfd/wm831x-spi.c
index 7bcddccbf155..76be7ef5c970 100644
--- a/drivers/mfd/wm831x-spi.c
+++ b/drivers/mfd/wm831x-spi.c
@@ -33,7 +33,7 @@ static int wm831x_spi_probe(struct spi_device *spi)
 			dev_err(&spi->dev, "Failed to match device\n");
 			return -ENODEV;
 		}
-		type = (enum wm831x_parent)of_id->data;
+		type = (uintptr_t)of_id->data;
 	} else {
 		type = (enum wm831x_parent)id->driver_data;
 	}
-- 
2.34.1