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| author | Brian Norris <computersforpeace@gmail.com> | 2014-07-21 08:59:16 +0200 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2014-07-21 09:01:16 +0200 |
| commit | d0d5864676dbccfb1337864a0ae6ce97e6342678 (patch) | |
| tree | 7caa674ec05a1797054cd4304f0a047b6dacddd6 /drivers/tty/serial/ip22zilog.c | |
| parent | mtd: cfi_cmdset_0002: fix do_write_buffer() timeout error (diff) | |
| parent | Linux 3.16-rc6 (diff) | |
| download | linux-d0d5864676dbccfb1337864a0ae6ce97e6342678.tar.xz linux-d0d5864676dbccfb1337864a0ae6ce97e6342678.zip | |
Merge tag 'v3.16-rc6' into MTD development branch
Linux 3.16-rc6
Diffstat (limited to 'drivers/tty/serial/ip22zilog.c')
| -rw-r--r-- | drivers/tty/serial/ip22zilog.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/tty/serial/ip22zilog.c b/drivers/tty/serial/ip22zilog.c index 1d9420548e16..99b7b8697861 100644 --- a/drivers/tty/serial/ip22zilog.c +++ b/drivers/tty/serial/ip22zilog.c @@ -603,6 +603,8 @@ static void ip22zilog_start_tx(struct uart_port *port) } else { struct circ_buf *xmit = &port->state->xmit; + if (uart_circ_empty(xmit)) + return; writeb(xmit->buf[xmit->tail], &channel->data); ZSDELAY(); ZS_WSYNC(channel); @@ -850,7 +852,7 @@ ip22zilog_convert_to_zs(struct uart_ip22zilog_port *up, unsigned int cflag, up->port.read_status_mask = Rx_OVR; if (iflag & INPCK) up->port.read_status_mask |= CRC_ERR | PAR_ERR; - if (iflag & (BRKINT | PARMRK)) + if (iflag & (IGNBRK | BRKINT | PARMRK)) up->port.read_status_mask |= BRK_ABRT; up->port.ignore_status_mask = 0; |