The patch titled
rtc: rtc-isl1208: reject invalid dates
has been removed from the -mm tree. Its filename was
rtc-rtc-isl1208-reject-invalid-dates.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
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Subject: rtc: rtc-isl1208: reject invalid dates
From: Chris Elston <celston@xxxxxxxxxxx>
This patch for the rtc-isl1208 driver makes it reject invalid dates.
Signed-off-by: Chris Elston <celston@xxxxxxxxxxx>
[a.zummo@xxxxxxxxxxxx: added comment explaining the check]
Signed-off-by: Alessandro Zummo <a.zummo@xxxxxxxxxxxx>
Cc: Hebert Valerio Riedel <hvr@xxxxxxx>
Cc: David Brownell <david-b@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/rtc/rtc-isl1208.c | 7 +++++++
1 file changed, 7 insertions(+)
diff -puN drivers/rtc/rtc-isl1208.c~rtc-rtc-isl1208-reject-invalid-dates drivers/rtc/rtc-isl1208.c
--- a/drivers/rtc/rtc-isl1208.c~rtc-rtc-isl1208-reject-invalid-dates
+++ a/drivers/rtc/rtc-isl1208.c
@@ -328,6 +328,13 @@ isl1208_i2c_set_time(struct i2c_client *
int sr;
u8 regs[ISL1208_RTC_SECTION_LEN] = { 0, };
+ /* The clock has an 8 bit wide bcd-coded register (they never learn)
+ * for the year. tm_year is an offset from 1900 and we are interested
+ * in the 2000-2099 range, so any value less than 100 is invalid.
+ */
+ if (tm->tm_year < 100)
+ return -EINVAL;
+
regs[ISL1208_REG_SC] = bin2bcd(tm->tm_sec);
regs[ISL1208_REG_MN] = bin2bcd(tm->tm_min);
regs[ISL1208_REG_HR] = bin2bcd(tm->tm_hour) | ISL1208_REG_HR_MIL;
_
Patches currently in -mm which might be from celston@xxxxxxxxxxx are
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