diff options
| author |   Sonic Zhang <sonic.zhang@analog.com> | 2010-10-27 04:16:50 -0400 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@suse.de> | 2010-11-11 11:06:08 -0800 |
| commit | 5bb06b62bc445eed66fb256c3b5f86e5911797e4 (patch) | |
| tree | 751fa5cd54bb8f4eb0684635b7ed1ac7f9ffbcf9 /drivers/serial | |
| parent | serial: bfin_5xx: disable CON_PRINTBUFFER for consoles (diff) | |
| download | linux-dev-5bb06b62bc445eed66fb256c3b5f86e5911797e4.tar.xz linux-dev-5bb06b62bc445eed66fb256c3b5f86e5911797e4.zip | |
serial: bfin_5xx: grab port lock before making port termios changes
The port lock exists to protect these resources, so we need to grab it
before making changes.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/serial')
| -rw-r--r-- | drivers/serial/bfin_5xx.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c index 965532157c65..19cac9f610fd 100644 --- a/drivers/serial/bfin_5xx.c +++ b/drivers/serial/bfin_5xx.c @@ -849,6 +849,8 @@ bfin_serial_set_termios(struct uart_port *port, struct ktermios *termios, if (termios->c_cflag & CMSPAR) lcr |= STP; + spin_lock_irqsave(&uart->port.lock, flags); + port->read_status_mask = OE; if (termios->c_iflag & INPCK) port->read_status_mask |= (FE | PE); @@ -878,8 +880,6 @@ bfin_serial_set_termios(struct uart_port *port, struct ktermios *termios, if (termios->c_line != N_IRDA) quot -= ANOMALY_05000230; - spin_lock_irqsave(&uart->port.lock, flags); - UART_SET_ANOMALY_THRESHOLD(uart, USEC_PER_SEC / baud * 15); /* Disable UART */ |