From db80eaf6d2dfdfa258bb0c2e3d971b08d549d04f Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Fri, 11 Dec 2015 12:10:02 +0100 Subject: rtc: Check time for validity before passing it to the rtc driver So that rtc drivers do not get invalid times. Signed-off-by: Sascha Hauer --- drivers/rtc/class.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/rtc/class.c b/drivers/rtc/class.c index 356707be2f..e87f5f7b3e 100644 --- a/drivers/rtc/class.c +++ b/drivers/rtc/class.c @@ -46,6 +46,9 @@ EXPORT_SYMBOL(rtc_read_time); int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm) { + if (rtc_valid_tm(tm)) + return -EINVAL; + return rtc->ops->set_time(rtc, tm); } EXPORT_SYMBOL(rtc_set_time); -- cgit v1.2.3