diff options
Diffstat (limited to 'drivers/tty/serial/8250/8250_fsl.c')
| -rw-r--r-- | drivers/tty/serial/8250/8250_fsl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/serial/8250/8250_fsl.c b/drivers/tty/serial/8250/8250_fsl.c index 9c01c531349d..8aad15622a2e 100644 --- a/drivers/tty/serial/8250/8250_fsl.c +++ b/drivers/tty/serial/8250/8250_fsl.c @@ -25,8 +25,8 @@ int fsl8250_handle_irq(struct uart_port *port) { - unsigned char lsr, orig_lsr; unsigned long flags; + u16 lsr, orig_lsr; unsigned int iir; struct uart_8250_port *up = up_to_u8250p(port); @@ -77,7 +77,7 @@ int fsl8250_handle_irq(struct uart_port *port) if ((lsr & UART_LSR_THRE) && (up->ier & UART_IER_THRI)) serial8250_tx_chars(up); - up->lsr_saved_flags = orig_lsr; + up->lsr_saved_flags |= orig_lsr & UART_LSR_BI; uart_unlock_and_check_sysrq_irqrestore(&up->port, flags); |