diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c index 787a12064fa04a803394ce3b4a1b4842bb831265..814391038abb4b05fe35eb3ac8710fd96b9757ca 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -429,8 +429,10 @@ static int xuartps_clk_notifier_cb(struct notifier_block *nb, * frequency. */ if (!xuartps_calc_baud_divs(ndata->new_rate, xuartps->baud, - &bdiv, &cd, &div8)) + &bdiv, &cd, &div8)) { + dev_warn(port->dev, "clock rate change rejected\n"); return NOTIFY_BAD; + } spin_lock_irqsave(&xuartps->port->lock, flags);