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>
This commit is contained in:
parent
6d9e449868
commit
5bb06b62bc
|
@ -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 */
|
||||
|
|
Loading…
Reference in a new issue