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Commit 50687f36 authored by Bryan O'Donoghue's avatar Bryan O'Donoghue Committed by Greg Kroah-Hartman
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greybus: timesync: Initialize the timesync ping fields to zero 



Remember to initialize the TimeSync ping fields to zero so that if a
timesync_get_last_event() returns an error - we display a FrameTime that is
obviously incorrect.

Signed-off-by: default avatarBryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@google.com>
parent c0e65d02

drivers/staging/greybus/timesync.c

+3 −0
Original line number Diff line number Diff line
@@ -698,6 +698,7 @@ static void gb_timesync_ping(struct gb_timesync_svc *timesync_svc) 


	/* Have SVC generate a timesync ping */

	timesync_svc->capture_ping = true;

	timesync_svc->svc_ping_frame_time = 0;

	ret = gb_svc_timesync_ping(svc, &timesync_svc->svc_ping_frame_time);

	timesync_svc->capture_ping = false;

	if (ret) {
@@ -709,6 +710,7 @@ static void gb_timesync_ping(struct gb_timesync_svc *timesync_svc) 


	/* Get the ping FrameTime from each APB/GPB */

	hd = timesync_svc->timesync_hd->hd;

	timesync_svc->timesync_hd->ping_frame_time = 0;

	ret = hd->driver->timesync_get_last_event(hd,

		&timesync_svc->timesync_hd->ping_frame_time);

	if (ret)
@@ -717,6 +719,7 @@ static void gb_timesync_ping(struct gb_timesync_svc *timesync_svc) 
	list_for_each_entry(timesync_interface,

			    &timesync_svc->interface_list, list) {

		control = timesync_interface->interface->control;

		timesync_interface->ping_frame_time = 0;

		ping_frame_time = &timesync_interface->ping_frame_time;

		ret = gb_control_timesync_get_last_event(control,

							 ping_frame_time);