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-rw-r--r--drivers/tty/serial/8250/8250_dw.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
index 223ac234ddb2..e65808c482f1 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -267,6 +267,8 @@ static void dw8250_set_termios(struct uart_port *p, struct ktermios *termios,
rate = clk_round_rate(d->clk, baud * 16);
if (rate < 0)
ret = rate;
+ else if (rate == 0)
+ ret = -ENOENT;
else
ret = clk_set_rate(d->clk, rate);
clk_prepare_enable(d->clk);