linux-kernel - [PATCH 1/4] rtc: wm831x: set range

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-next>] [day] [month] [year] [list]

Message-Id: <20190322071611.16407-1-alexandre.belloni@bootlin.com>
Date:   Fri, 22 Mar 2019 08:16:08 +0100
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     linux-rtc@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, patches@...nsource.cirrus.com,
        Alexandre Belloni <alexandre.belloni@...tlin.com>
Subject: [PATCH 1/4] rtc: wm831x: set range

The wm831x has a 32bit second counter.

Signed-off-by: Alexandre Belloni <alexandre.belloni@...tlin.com>
---
 drivers/rtc/rtc-wm831x.c | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/drivers/rtc/rtc-wm831x.c b/drivers/rtc/rtc-wm831x.c
index 7b824dabf104..deaffe0eaf2f 100644
--- a/drivers/rtc/rtc-wm831x.c
+++ b/drivers/rtc/rtc-wm831x.c
@@ -436,12 +436,16 @@ static int wm831x_rtc_probe(struct platform_device *pdev)
 
 	device_init_wakeup(&pdev->dev, 1);
 
-	wm831x_rtc->rtc = devm_rtc_device_register(&pdev->dev, "wm831x",
-					      &wm831x_rtc_ops, THIS_MODULE);
-	if (IS_ERR(wm831x_rtc->rtc)) {
-		ret = PTR_ERR(wm831x_rtc->rtc);
-		goto err;
-	}
+	wm831x_rtc->rtc = devm_rtc_allocate_device(&pdev->dev);
+	if (IS_ERR(wm831x_rtc->rtc))
+		return PTR_ERR(wm831x_rtc->rtc);
+
+	wm831x_rtc->rtc->ops = &wm831x_rtc_ops;
+	wm831x_rtc->rtc->range_max = U32_MAX;
+
+	ret = rtc_register_device(wm831x_rtc->rtc);
+	if (ret)
+		return ret;
 
 	ret = devm_request_threaded_irq(&pdev->dev, alm_irq, NULL,
 				wm831x_alm_irq,
-- 
2.20.1