diff options
Diffstat (limited to 'drivers/char/tty_port.c')
| -rw-r--r-- | drivers/char/tty_port.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/char/tty_port.c b/drivers/char/tty_port.c index a4bbb28f10be..2e8552dc5eda 100644 --- a/drivers/char/tty_port.c +++ b/drivers/char/tty_port.c @@ -221,6 +221,9 @@ int tty_port_block_til_ready(struct tty_port *port, the port has just hung up or is in another error state */ if ((filp->f_flags & O_NONBLOCK) || (tty->flags & (1 << TTY_IO_ERROR))) { + /* Indicate we are open */ + if (tty->termios->c_cflag & CBAUD) + tty_port_raise_dtr_rts(port); port->flags |= ASYNC_NORMAL_ACTIVE; return 0; } |