fdtget: Use @return to document the return value

Signed-off-by: Nicolas Iooss <nicolas.iooss_linux@m4x.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

fdtget.c

@@ -245,7 +245,7 @@ static int show_data_for_item(const void *blob, struct display_info *disp,
  * @param filename	Filename of blob file
  * @param arg		List of arguments to process
  * @param arg_count	Number of arguments
- * @param return 0 if ok, -ve on error
+ * @return 0 if ok, -ve on error
  */
 static int do_fdtget(struct display_info *disp, const char *filename,
 		     char **arg, int arg_count, int args_per_step)