linux-kernel - [PATCH 21/27] drm/mediatek: Make device_find_child()'s match function take a const pointer

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Message-Id: <20240811-const_dfc_done-v1-21-9d85e3f943cb@quicinc.com>
Date: Sun, 11 Aug 2024 10:25:12 +0800
From: Zijun Hu <zijun_hu@...oud.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 "Rafael J. Wysocki" <rafael@...nel.org>
Cc: Zijun Hu <zijun_hu@...oud.com>, linux-kernel@...r.kernel.org, 
 Zijun Hu <quic_zijuhu@...cinc.com>
Subject: [PATCH 21/27] drm/mediatek: Make device_find_child()'s match
 function take a const pointer

From: Zijun Hu <quic_zijuhu@...cinc.com>

In order to adapt for constified device_find_child(), make
mtk_drm_match() as its match function take a const pointer.

Signed-off-by: Zijun Hu <quic_zijuhu@...cinc.com>
---
 drivers/gpu/drm/mediatek/mtk_drm_drv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index ae5c6ec24a1e..341c33443e46 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -357,7 +357,7 @@ static const struct of_device_id mtk_drm_of_ids[] = {
 };
 MODULE_DEVICE_TABLE(of, mtk_drm_of_ids);

-static int mtk_drm_match(struct device *dev, void *data)
+static int mtk_drm_match(struct device *dev, const void *data)
 {
 	if (!strncmp(dev_name(dev), "mediatek-drm", sizeof("mediatek-drm") - 1))
 		return true;

-- 
2.34.1