Unsafe call fix

source/libublsettings-gtk3-window-config.c

@@ -202,6 +202,7 @@
     } 
 
     config_str yon_window_config_get_section(char *section, gsize *size){
+        (*size)=0;
         config_str key = g_key_file_get_keys(__yon_window_config_file,section,size,NULL);
         return key;
     }