diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/tty/mxser.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c index 10862d4bb885..65ea4baee5eb 100644 --- a/drivers/tty/mxser.c +++ b/drivers/tty/mxser.c @@ -1507,7 +1507,8 @@ static bool mxser_receive_chars_new(struct mxser_port *port, u8 status) while (gdl--) { u8 ch = inb(port->ioaddr + UART_RX); - tty_insert_flip_char(&port->port, ch, 0); + if (!tty_insert_flip_char(&port->port, ch, 0)) + port->icount.buf_overrun++; } return true; @@ -1553,8 +1554,10 @@ static u8 mxser_receive_chars_old(struct tty_struct *tty, port->icount.overrun++; } } - if (!tty_insert_flip_char(&port->port, ch, flag)) + if (!tty_insert_flip_char(&port->port, ch, flag)) { + port->icount.buf_overrun++; break; + } } if (hwid) |