linux-kernel - [PATCH net-next] ath10k: Use devm_platform_get_and_ioremap

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Message-ID: <20210605110227.2429420-1-yangyingliang@huawei.com>
Date:   Sat, 5 Jun 2021 19:02:27 +0800
From:   Yang Yingliang <yangyingliang@...wei.com>
To:     <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
        <ath10k@...ts.infradead.org>, <linux-wireless@...r.kernel.org>
CC:     <kvalo@...eaurora.org>, <davem@...emloft.net>, <kuba@...nel.org>
Subject: [PATCH net-next] ath10k: Use devm_platform_get_and_ioremap_resource()

Use devm_platform_get_and_ioremap_resource() to simplify
code.

Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
 drivers/net/wireless/ath/ath10k/ahb.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/net/wireless/ath/ath10k/ahb.c b/drivers/net/wireless/ath/ath10k/ahb.c
index 869524852fba..ab8f77ae5e66 100644
--- a/drivers/net/wireless/ath/ath10k/ahb.c
+++ b/drivers/net/wireless/ath/ath10k/ahb.c
@@ -442,14 +442,7 @@ static int ath10k_ahb_resource_init(struct ath10k *ar)
 
 	pdev = ar_ahb->pdev;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res) {
-		ath10k_err(ar, "failed to get memory resource\n");
-		ret = -ENXIO;
-		goto out;
-	}
-
-	ar_ahb->mem = devm_ioremap_resource(&pdev->dev, res);
+	ar_ahb->mem = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(ar_ahb->mem)) {
 		ath10k_err(ar, "mem ioremap error\n");
 		ret = PTR_ERR(ar_ahb->mem);
-- 
2.25.1