linux-kernel - [PATCH] net: mediatek: use of_device_get_match

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Message-ID: <9bf87205f84062580934168774d690d4cd2bf26b.1523347340.git.ryder.lee@mediatek.com>
Date:   Mon, 16 Apr 2018 10:33:41 +0800
From:   Ryder Lee <ryder.lee@...iatek.com>
To:     "David S. Miller" <davem@...emloft.net>
CC:     Sean Wang <sean.wang@...iatek.com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        Ryder Lee <ryder.lee@...iatek.com>
Subject: [PATCH] net: mediatek: use of_device_get_match_data()

The usage of of_device_get_match_data() reduce the code size a bit.

Also, the only way to call mtk_probe() is to match an entry in
of_mtk_match[], so match cannot be NULL.

Signed-off-by: Ryder Lee <ryder.lee@...iatek.com>
---
 drivers/net/ethernet/mediatek/mtk_eth_soc.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index e0b72bf..d8ebf0a 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -2503,7 +2503,6 @@ static int mtk_probe(struct platform_device *pdev)
 {
 	struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	struct device_node *mac_np;
-	const struct of_device_id *match;
 	struct mtk_eth *eth;
 	int err;
 	int i;
@@ -2512,8 +2511,7 @@ static int mtk_probe(struct platform_device *pdev)
 	if (!eth)
 		return -ENOMEM;
 
-	match = of_match_device(of_mtk_match, &pdev->dev);
-	eth->soc = (struct mtk_soc_data *)match->data;
+	eth->soc = of_device_get_match_data(&pdev->dev);
 
 	eth->dev = &pdev->dev;
 	eth->base = devm_ioremap_resource(&pdev->dev, res);
-- 
1.9.1