linux-kernel - [PATCH v2 2/5] bus: hisi_lpc: Use devm_platform_ioremap

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 2 Sep 2022 15:47:18 +0800
From:   John Garry <john.garry@...wei.com>
To:     <xuwei5@...ilicon.com>
CC:     <andriy.shevchenko@...ux.intel.com>, <linuxarm@...wei.com>,
        <rafael.j.wysocki@...el.com>, <linux-kernel@...r.kernel.org>,
        <soc@...nel.org>, <yangyingliang@...wei.com>,
        John Garry <john.garry@...wei.com>
Subject: [PATCH v2 2/5] bus: hisi_lpc: Use devm_platform_ioremap_resource

From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

The struct resource is not used for anything else, so we can simplify
the code a bit by using the helper function.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
Signed-off-by: John Garry <john.garry@...wei.com>
---
 drivers/bus/hisi_lpc.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/bus/hisi_lpc.c b/drivers/bus/hisi_lpc.c
index 6d432a07cbba..03d4d96ff794 100644
--- a/drivers/bus/hisi_lpc.c
+++ b/drivers/bus/hisi_lpc.c
@@ -618,7 +618,6 @@ static int hisi_lpc_probe(struct platform_device *pdev)
 	struct logic_pio_hwaddr *range;
 	struct hisi_lpc_dev *lpcdev;
 	resource_size_t io_end;
-	struct resource *res;
 	int ret;
 
 	lpcdev = devm_kzalloc(dev, sizeof(*lpcdev), GFP_KERNEL);
@@ -627,8 +626,7 @@ static int hisi_lpc_probe(struct platform_device *pdev)
 
 	spin_lock_init(&lpcdev->cycle_lock);
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	lpcdev->membase = devm_ioremap_resource(dev, res);
+	lpcdev->membase = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(lpcdev->membase))
 		return PTR_ERR(lpcdev->membase);
 
-- 
2.35.3