diff options
-rw-r--r-- | drivers/char/mxser.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c index e218ae2..5e28d39 100644 --- a/drivers/char/mxser.c +++ b/drivers/char/mxser.c @@ -1806,7 +1806,7 @@ static int mxser_ioctl(struct tty_struct *tty, struct file *file, lock_kernel(); len = mxser_chars_in_buffer(tty); - lsr = inb(info->ioaddr + UART_LSR) & UART_LSR_TEMT; + lsr = inb(info->ioaddr + UART_LSR) & UART_LSR_THRE; len += (lsr ? 0 : 1); unlock_kernel(); |