Corrected nw size set on automatic mode

Author: Mika Leppänen

source/6LoWPAN/ws/ws_cfg_settings.c

@@ -301,6 +301,8 @@ int8_t ws_cfg_network_size_set(protocol_interface_info_entry_t *cur, ws_gen_cfg_
         set_function(&nw_size_cfg);
     }
 
+    uint8_t cfg_network_size = cfg->network_size;
+
     /* If no longer in an automatic network size mode, frees automatic configuration,
        so that new configuration is set */
     if (nw_size_external_cfg && old_network_size == NETWORK_SIZE_AUTOMATIC) {
@@ -309,7 +311,7 @@ int8_t ws_cfg_network_size_set(protocol_interface_info_entry_t *cur, ws_gen_cfg_
     }
 
     uint8_t set_flags = 0;
-    if (cfg->network_size == NETWORK_SIZE_AUTOMATIC) {
+    if (cfg_network_size == NETWORK_SIZE_AUTOMATIC) {
         set_flags = CFG_FLAGS_DISABLE_VAL_SET;
     }
     /* Sets values if changed or network size has been previously automatic (to make sure
@@ -336,7 +338,7 @@ int8_t ws_cfg_network_size_set(protocol_interface_info_entry_t *cur, ws_gen_cfg_
     }
 
     // If is in an automatic network size mode, updates automatic configuration
-    if (cfg->network_size == NETWORK_SIZE_AUTOMATIC && cur) {
+    if (cfg_network_size == NETWORK_SIZE_AUTOMATIC && cur) {
         ws_cfg_network_size_configure(cur, cur->ws_info->pan_information.pan_size);
     }
     return CFG_SETTINGS_OK;
@@ -693,6 +695,7 @@ int8_t ws_cfg_gen_set(protocol_interface_info_entry_t *cur, ws_gen_cfg_t *cfg, w
     }
     ws_cfg_trace((ws_cfgs_t *) cfg, (ws_cfgs_t *) new_cfg, sizeof(ws_gen_cfg_t), "gen");
 
+    cfg->network_size = new_cfg->network_size;
     if (&cfg->network_name != &new_cfg->network_name) {
         strncpy(cfg->network_name, new_cfg->network_name, 32);
     }