linux-kernel - [PATCH AUTOSEL 4.18 006/131] i2c: aspeed: Add an explicit type casting for *get_clk_reg

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Message-ID: <20180902064601.183036-6-alexander.levin@microsoft.com>
Date:   Sun, 2 Sep 2018 13:03:05 +0000
From:   Sasha Levin <Alexander.Levin@...rosoft.com>
To:     "stable@...r.kernel.org" <stable@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     Jae Hyun Yoo <jae.hyun.yoo@...ux.intel.com>,
        Wolfram Sang <wsa@...-dreams.de>,
        Sasha Levin <Alexander.Levin@...rosoft.com>
Subject: [PATCH AUTOSEL 4.18 006/131] i2c: aspeed: Add an explicit type
 casting for *get_clk_reg_val

From: Jae Hyun Yoo <jae.hyun.yoo@...ux.intel.com>

[ Upstream commit 5799c4b2f1dbc0166d9b1d94443deaafc6e7a070 ]

This commit fixes this sparse warning:
drivers/i2c/busses/i2c-aspeed.c:875:38: warning: incorrect type in assignment (different modifiers)
drivers/i2c/busses/i2c-aspeed.c:875:38:    expected unsigned int ( *get_clk_reg_val )( ... )
drivers/i2c/busses/i2c-aspeed.c:875:38:    got void const *const data

Reported-by: Wolfram Sang <wsa@...-dreams.de>
Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@...ux.intel.com>
Reviewed-by: Brendan Higgins <brendanhiggins@...gle.com>
Signed-off-by: Wolfram Sang <wsa@...-dreams.de>
Signed-off-by: Sasha Levin <alexander.levin@...rosoft.com>
---
 drivers/i2c/busses/i2c-aspeed.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c
index 60e4d0e939a3..715b6fdb4989 100644
--- a/drivers/i2c/busses/i2c-aspeed.c
+++ b/drivers/i2c/busses/i2c-aspeed.c
@@ -868,7 +868,7 @@ static int aspeed_i2c_probe_bus(struct platform_device *pdev)
 	if (!match)
 		bus->get_clk_reg_val = aspeed_i2c_24xx_get_clk_reg_val;
 	else
-		bus->get_clk_reg_val = match->data;
+		bus->get_clk_reg_val = (u32 (*)(u32))match->data;
 
 	/* Initialize the I2C adapter */
 	spin_lock_init(&bus->lock);
-- 
2.17.1