make movement_set_local_date_time slightly more efficient

diff --git a/movement.c b/movement.c
index bc8b12f958de6161647a601ee6c616249037645d..23eeb401e68d2a41a570a98710f82f3493af602e 100644 (file)
--- a/movement.c
+++ b/movement.c
@@ -639,8 +639,7 @@ void movement_set_utc_date_time(watch_date_time_t date_time) {
 
 void movement_set_local_date_time(watch_date_time_t date_time) {
     int32_t current_offset = movement_get_current_timezone_offset();
-    watch_date_time_t utc_date_time = watch_utility_date_time_convert_zone(date_time, current_offset, 0);
-    movement_set_utc_date_time(utc_date_time);
+    movement_set_utc_timestamp(watch_utility_date_time_to_unix_time(date_time, current_offset));
 }
 
 void movement_set_utc_timestamp(uint32_t timestamp) {