diff options
Diffstat (limited to 'drivers/rtc/rtc-sysfs.c')
| -rw-r--r-- | drivers/rtc/rtc-sysfs.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/rtc/rtc-sysfs.c b/drivers/rtc/rtc-sysfs.c index 7273855ed02e..463e286064ab 100644 --- a/drivers/rtc/rtc-sysfs.c +++ b/drivers/rtc/rtc-sysfs.c @@ -91,7 +91,12 @@ max_user_freq_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t n) { struct rtc_device *rtc = to_rtc_device(dev); - unsigned long val = simple_strtoul(buf, NULL, 0); + unsigned long val; + int err; + + err = kstrtoul(buf, 0, &val); + if (err) + return err; if (val >= 4096 || val == 0) return -EINVAL; @@ -175,7 +180,9 @@ wakealarm_store(struct device *dev, struct device_attribute *attr, } else adjust = 1; } - alarm = simple_strtoul(buf_ptr, NULL, 0); + retval = kstrtoul(buf_ptr, 0, &alarm); + if (retval) + return retval; if (adjust) { alarm += now; } |