(vfs_path_tokens_get): minor refactoring: replace while() by for().

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>

lib/vfs/path.c

@@ -1408,9 +1408,9 @@ vfs_path_tokens_get (const vfs_path_t * vpath, ssize_t start_position, ssize_t l
 
         g_string_assign (element_tokens, "");
         element = vfs_path_get_by_index (vpath, element_index);
-        path_tokens = iterator = g_strsplit (element->path, PATH_SEP_STR, -1);
+        path_tokens = g_strsplit (element->path, PATH_SEP_STR, -1);
 
-        while (*iterator != NULL)
+        for (iterator = path_tokens; *iterator != NULL; iterator++)
         {
             if (**iterator != '\0')
             {
@@ -1431,7 +1431,6 @@ vfs_path_tokens_get (const vfs_path_t * vpath, ssize_t start_position, ssize_t l
                 else
                     start_position--;
             }
-            iterator++;
         }
         g_strfreev (path_tokens);
         vfs_path_tokens_add_class_info (element, ret_tokens, element_tokens);