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path: root/drivers/rtc/rtc-ds1553.c
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Diffstat (limited to 'drivers/rtc/rtc-ds1553.c')
-rw-r--r--drivers/rtc/rtc-ds1553.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/rtc/rtc-ds1553.c b/drivers/rtc/rtc-ds1553.c
index 2090014..9647188 100644
--- a/drivers/rtc/rtc-ds1553.c
+++ b/drivers/rtc/rtc-ds1553.c
@@ -18,7 +18,7 @@
#include <linux/platform_device.h>
#include <linux/io.h>
-#define DRV_VERSION "0.1"
+#define DRV_VERSION "0.2"
#define RTC_REG_SIZE 0x2000
#define RTC_OFFSET 0x1ff0
@@ -250,7 +250,7 @@ static int ds1553_rtc_ioctl(struct device *dev, unsigned int cmd,
return 0;
}
-static struct rtc_class_ops ds1553_rtc_ops = {
+static const struct rtc_class_ops ds1553_rtc_ops = {
.read_time = ds1553_rtc_read_time,
.set_time = ds1553_rtc_set_time,
.read_alarm = ds1553_rtc_read_alarm,
@@ -357,9 +357,13 @@ static int __init ds1553_rtc_probe(struct platform_device *pdev)
pdata->rtc = rtc;
pdata->last_jiffies = jiffies;
platform_set_drvdata(pdev, pdata);
- sysfs_create_bin_file(&pdev->dev.kobj, &ds1553_nvram_attr);
+ ret = sysfs_create_bin_file(&pdev->dev.kobj, &ds1553_nvram_attr);
+ if (ret)
+ goto out;
return 0;
out:
+ if (pdata->rtc)
+ rtc_device_unregister(pdata->rtc);
if (pdata->irq >= 0)
free_irq(pdata->irq, pdev);
if (ioaddr)
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