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authorAlexandre Belloni <alexandre.belloni@free-electrons.com>2017-10-13 00:06:45 +0200
committerAlexandre Belloni <alexandre.belloni@free-electrons.com>2017-10-31 17:31:13 +0100
commit57072758623fa4f3019bce65e2b00f24af8dfdd7 (patch)
tree97e3d055a72a163bce5cf517450643281913b435
parent26e480f7bb7840fc0daa9c3af7c4501b2cf5902f (diff)
downloadlinux-57072758623fa4f3019bce65e2b00f24af8dfdd7.tar.bz2
rtc: omap: switch to rtc_register_device
This removes a possible race condition and crash and allows for further improvement of the driver. Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
-rw-r--r--drivers/rtc/rtc-omap.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
index 3bdc041fc2e9..d56d937966dc 100644
--- a/drivers/rtc/rtc-omap.c
+++ b/drivers/rtc/rtc-omap.c
@@ -797,13 +797,14 @@ static int omap_rtc_probe(struct platform_device *pdev)
device_init_wakeup(&pdev->dev, true);
- rtc->rtc = devm_rtc_device_register(&pdev->dev, pdev->name,
- &omap_rtc_ops, THIS_MODULE);
+ rtc->rtc = devm_rtc_allocate_device(&pdev->dev);
if (IS_ERR(rtc->rtc)) {
ret = PTR_ERR(rtc->rtc);
goto err;
}
+ rtc->rtc->ops = &omap_rtc_ops;
+
/* handle periodic and alarm irqs */
ret = devm_request_irq(&pdev->dev, rtc->irq_timer, rtc_irq, 0,
dev_name(&rtc->rtc->dev), rtc);
@@ -834,6 +835,10 @@ static int omap_rtc_probe(struct platform_device *pdev)
goto err;
}
+ ret = rtc_register_device(rtc->rtc);
+ if (ret)
+ goto err;
+
return 0;
err: