Commit 27fef49d authored Jul 18, 2018 by Jukka Rissanen Committed by Anas Nashif Jul 20, 2018

net: gptp: Check overflow of log msg interval



Make sure that we do not overflow when creating UScaledNS
value for interval.

Coverity-CID: 187079
Fixes #8988

Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>

parent 4670214c

subsys/net/l2/ethernet/gptp/gptp.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -625,7 +625,7 @@ void gptp_set_time_itv(struct gptp_uscaled_ns *interval,
		}
		}

		if ((i + log_msg_interval) >= 96) {
		if ((i + log_msg_interval) >= 96 \|\| log_msg_interval > 64) {
		/* Overflow, set maximum. */
		interval->low = UINT64_MAX;
		interval->high = UINT32_MAX;

Admin message