From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Elena Reshetova Date: Mon, 4 Sep 2017 13:11:51 +0300 Subject: [PATCH] Thermal/int340x: prevent speculative execution MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit CVE-2017-5753 CVE-2017-5715 Real commit text tbd Signed-off-by: Elena Reshetova Signed-off-by: Tim Chen Signed-off-by: Andy Whitcroft Signed-off-by: Kleber Sacilotto de Souza (cherry picked from commit 3904f4cadeeaa9370f0635eb2f66194ca238325b) Signed-off-by: Fabian Grünbichler --- drivers/thermal/int340x_thermal/int340x_thermal_zone.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/thermal/int340x_thermal/int340x_thermal_zone.c b/drivers/thermal/int340x_thermal/int340x_thermal_zone.c index 145a5c53ff5c..4f9917ef3c11 100644 --- a/drivers/thermal/int340x_thermal/int340x_thermal_zone.c +++ b/drivers/thermal/int340x_thermal/int340x_thermal_zone.c @@ -57,15 +57,16 @@ static int int340x_thermal_get_trip_temp(struct thermal_zone_device *zone, if (d->override_ops && d->override_ops->get_trip_temp) return d->override_ops->get_trip_temp(zone, trip, temp); - if (trip < d->aux_trip_nr) + if (trip < d->aux_trip_nr) { + gmb(); *temp = d->aux_trips[trip]; - else if (trip == d->crt_trip_id) + } else if (trip == d->crt_trip_id) { *temp = d->crt_temp; - else if (trip == d->psv_trip_id) + } else if (trip == d->psv_trip_id) { *temp = d->psv_temp; - else if (trip == d->hot_trip_id) + } else if (trip == d->hot_trip_id) { *temp = d->hot_temp; - else { + } else { for (i = 0; i < INT340X_THERMAL_MAX_ACT_TRIP_COUNT; i++) { if (d->act_trips[i].valid && d->act_trips[i].id == trip) { -- 2.14.2