Removed time increment from NVM time read function on interface up

Enabled also time increase on supplicant by moving timer function
call to PAE controller.

Author: Mika Leppänen

source/6LoWPAN/ws/ws_pae_controller.c

@@ -1654,6 +1654,8 @@ void ws_pae_controller_slow_timer(uint16_t seconds)
         }
         ws_pae_controller_frame_counter_timer(seconds, entry);
     }
+
+    ws_pae_current_time_update(seconds);
 }
 
 static void ws_pae_controller_frame_counter_timer(uint16_t seconds, pae_controller_t *entry)

source/6LoWPAN/ws/ws_pae_key_storage.c

@@ -888,8 +888,6 @@ void ws_pae_key_storage_timer(uint16_t seconds)
         key_storage_params.store_timer = key_storage_params.store_timer_timeout;
         ws_pae_key_storage_store();
     }
-
-    ws_pae_current_time_update(seconds);
 }
 
 void ws_pae_key_storage_fast_timer(uint16_t ticks)

source/6LoWPAN/ws/ws_pae_time.c

@@ -33,9 +33,6 @@
 // Wednesday, January 1, 2020 0:00:00 GMT
 #define CURRENT_TIME_INIT_VALUE        1577836800
 
-// Increment two hours in addition to maximum storing interval
-#define CURRENT_TIME_INCREMENT_VALUE   (2 * 3600)
-
 static uint64_t current_time = CURRENT_TIME_INIT_VALUE;
 static ns_time_api_system_time_callback *system_time_callback = NULL;
 
@@ -167,15 +164,15 @@ int8_t ws_pae_current_time_set(uint64_t time)
 {
     current_time = time;
 
+    tr_debug("Current time set: %"PRIi64, time);
+
     if (system_time_callback) {
         uint64_t system_time = system_time_callback();
         // System time has gone backwards
         if (system_time < current_time || system_time > current_time + SYSTEM_TIME_MAXIMUM_DIFF) {
             tr_error("FATAL: system time less than reference time or more than 12 months in future: %"PRIi64" reference time: %"PRIi64, system_time, current_time);
             return -1;
         }
-    } else {
-        current_time += FRAME_COUNTER_STORE_FORCE_INTERVAL + CURRENT_TIME_INCREMENT_VALUE;
     }
 
     return 0;