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-rw-r--r--drivers/usb/serial/io_ti.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index 87798e625d6c..6cefb9cb133d 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -2336,8 +2336,11 @@ static void change_port_settings(struct tty_struct *tty,
if (!baud) {
/* pick a default, any default... */
baud = 9600;
- } else
+ } else {
+ /* Avoid a zero divisor. */
+ baud = min(baud, 461550);
tty_encode_baud_rate(tty, baud, baud);
+ }
edge_port->baud_rate = baud;
config->wBaudRate = (__u16)((461550L + baud/2) / baud);