From: Wang ShaoBo <bobo.shaobowang@huawei.com>
Date: Fri, 18 Sep 2020 08:36:34 +0000 (+0800)
Subject: misc: pvpanic: Use devm_platform_ioremap_resource()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a2e7408cf8fc7790a219a8b4a617fd2c91f8bf15;p=linux.git

misc: pvpanic: Use devm_platform_ioremap_resource()

Make use of devm_platform_ioremap_resource() provided by driver
core platform instead of duplicated analogue.

Acked-by: Arnd Bergmann <arn@arndb.de>
Signed-off-by: Wang ShaoBo <bobo.shaobowang@huawei.com>
Link: https://lore.kernel.org/r/20200918083634.33124-1-bobo.shaobowang@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/misc/pvpanic.c b/drivers/misc/pvpanic.c
index a6e1a8983e1fc..e16a5e51006e5 100644
--- a/drivers/misc/pvpanic.c
+++ b/drivers/misc/pvpanic.c
@@ -143,13 +143,7 @@ static void pvpanic_unregister_acpi_driver(void) {}
 
 static int pvpanic_mmio_probe(struct platform_device *pdev)
 {
-	struct resource *mem;
-
-	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!mem)
-		return -EINVAL;
-
-	base = devm_ioremap_resource(&pdev->dev, mem);
+	base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(base))
 		return PTR_ERR(base);