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authorJohn Stultz <john.stultz@linaro.org>2013-03-22 12:08:52 -0700
committerJohn Stultz <john.stultz@linaro.org>2013-04-04 13:18:14 -0700
commite4085693f629ded8ac8c35b5cdd324d20242990b (patch)
tree757707d15089ed0386b7f25bfa019cdfe9b44024 /kernel/time/timekeeping.c
parentaa6f9c595d857328e5d815e5b94c0e7cd31a6b59 (diff)
downloadlinaro-lsk-e4085693f629ded8ac8c35b5cdd324d20242990b.tar.gz
ntp: Move timex validation to timekeeping do_adjtimex call.
Move logic that does not need the ntp state to be done in the timekeeping do_adjtimex() call. Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Richard Cochran <richardcochran@gmail.com> Cc: Prarit Bhargava <prarit@redhat.com> Signed-off-by: John Stultz <john.stultz@linaro.org>
Diffstat (limited to 'kernel/time/timekeeping.c')
-rw-r--r--kernel/time/timekeeping.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index a138ec2cde3..f6c8a727915 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -1618,6 +1618,13 @@ EXPORT_SYMBOL_GPL(ktime_get_monotonic_offset);
*/
int do_adjtimex(struct timex *txc)
{
+ int ret;
+
+ /* Validate the data before disabling interrupts */
+ ret = ntp_validate_timex(txc);
+ if (ret)
+ return ret;
+
return __do_adjtimex(txc);
}