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authorTony Luck <tony.luck@intel.com>2005-05-17 15:53:14 -0700
committerTony Luck <tony.luck@intel.com>2005-05-17 15:53:14 -0700
commit325a479c4c110db278ef3361460a48c4093252cc (patch)
treebcfbf4d0647d9442045639a5c19da59d55190e81 /arch/arm/common/rtctime.c
parentebcc80c1b6629a445f7471cc1ddb48faf8a84e70 (diff)
parent7f9eaedf894dbaa08c157832e9a6c9c03ffed1ed (diff)
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Merge with temp tree to get David's gdb inferior calls patch
Diffstat (limited to 'arch/arm/common/rtctime.c')
-rw-r--r--arch/arm/common/rtctime.c29
1 files changed, 15 insertions, 14 deletions
diff --git a/arch/arm/common/rtctime.c b/arch/arm/common/rtctime.c
index c397e71f938..72b03f201eb 100644
--- a/arch/arm/common/rtctime.c
+++ b/arch/arm/common/rtctime.c
@@ -141,10 +141,10 @@ void rtc_next_alarm_time(struct rtc_time *next, struct rtc_time *now, struct rtc
next->tm_sec = alrm->tm_sec;
}
-static inline void rtc_read_time(struct rtc_ops *ops, struct rtc_time *tm)
+static inline int rtc_read_time(struct rtc_ops *ops, struct rtc_time *tm)
{
memset(tm, 0, sizeof(struct rtc_time));
- ops->read_time(tm);
+ return ops->read_time(tm);
}
static inline int rtc_set_time(struct rtc_ops *ops, struct rtc_time *tm)
@@ -163,8 +163,7 @@ static inline int rtc_read_alarm(struct rtc_ops *ops, struct rtc_wkalrm *alrm)
int ret = -EINVAL;
if (ops->read_alarm) {
memset(alrm, 0, sizeof(struct rtc_wkalrm));
- ops->read_alarm(alrm);
- ret = 0;
+ ret = ops->read_alarm(alrm);
}
return ret;
}
@@ -283,7 +282,9 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
break;
case RTC_RD_TIME:
- rtc_read_time(ops, &tm);
+ ret = rtc_read_time(ops, &tm);
+ if (ret)
+ break;
ret = copy_to_user(uarg, &tm, sizeof(tm));
if (ret)
ret = -EFAULT;
@@ -424,15 +425,15 @@ static int rtc_read_proc(char *page, char **start, off_t off, int count, int *eo
struct rtc_time tm;
char *p = page;
- rtc_read_time(ops, &tm);
-
- p += sprintf(p,
- "rtc_time\t: %02d:%02d:%02d\n"
- "rtc_date\t: %04d-%02d-%02d\n"
- "rtc_epoch\t: %04lu\n",
- tm.tm_hour, tm.tm_min, tm.tm_sec,
- tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
- rtc_epoch);
+ if (rtc_read_time(ops, &tm) == 0) {
+ p += sprintf(p,
+ "rtc_time\t: %02d:%02d:%02d\n"
+ "rtc_date\t: %04d-%02d-%02d\n"
+ "rtc_epoch\t: %04lu\n",
+ tm.tm_hour, tm.tm_min, tm.tm_sec,
+ tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
+ rtc_epoch);
+ }
if (rtc_read_alarm(ops, &alrm) == 0) {
p += sprintf(p, "alrm_time\t: ");