From: YueHaibing <yuehaibing@huawei.com>
Date: Wed, 16 Oct 2019 10:46:21 +0000 (+0800)
Subject: hwrng: xgene - use devm_platform_ioremap_resource() to simplify code
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4c747d4d19494cda740b4f87c869b23675251247;p=linux.git

hwrng: xgene - use devm_platform_ioremap_resource() to simplify code

Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/drivers/char/hw_random/xgene-rng.c b/drivers/char/hw_random/xgene-rng.c
index 7e568db87ae29..d7516a446987b 100644
--- a/drivers/char/hw_random/xgene-rng.c
+++ b/drivers/char/hw_random/xgene-rng.c
@@ -313,7 +313,6 @@ static struct hwrng xgene_rng_func = {
 
 static int xgene_rng_probe(struct platform_device *pdev)
 {
-	struct resource *res;
 	struct xgene_rng_dev *ctx;
 	int rc = 0;
 
@@ -324,8 +323,7 @@ static int xgene_rng_probe(struct platform_device *pdev)
 	ctx->dev = &pdev->dev;
 	platform_set_drvdata(pdev, ctx);
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	ctx->csr_base = devm_ioremap_resource(&pdev->dev, res);
+	ctx->csr_base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(ctx->csr_base))
 		return PTR_ERR(ctx->csr_base);