linux-kernel - [PATCH 2/4] rtc: rv8803: fix Wvoid-pointer-to-enum-cast warning

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Message-Id: <20230810103902.151145-2-krzysztof.kozlowski@linaro.org>
Date:   Thu, 10 Aug 2023 12:39:00 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Paul Cercueil <paul@...pouillou.net>,
        linux-rtc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mips@...r.kernel.org
Cc:     Andi Shyti <andi.shyti@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 2/4] rtc: rv8803: fix Wvoid-pointer-to-enum-cast warning

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

  rtc-rv8803.c:648:18: error: cast to smaller integer type 'enum rv8803_type' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast]

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/rtc/rtc-rv8803.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/rtc/rtc-rv8803.c b/drivers/rtc/rtc-rv8803.c
index 98679cae13e8..c09d66f881fd 100644
--- a/drivers/rtc/rtc-rv8803.c
+++ b/drivers/rtc/rtc-rv8803.c
@@ -645,8 +645,7 @@ static int rv8803_probe(struct i2c_client *client)
 	mutex_init(&rv8803->flags_lock);
 	rv8803->client = client;
 	if (client->dev.of_node) {
-		rv8803->type = (enum rv8803_type)
-			of_device_get_match_data(&client->dev);
+		rv8803->type = (uintptr_t)of_device_get_match_data(&client->dev);
 	} else {
 		const struct i2c_device_id *id = i2c_match_id(rv8803_id, client);
 
-- 
2.34.1