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authorAndré Goddard Rosa <andre.goddard@gmail.com>2009-10-25 11:18:26 -0200
committerGreg Kroah-Hartman <gregkh@suse.de>2009-12-11 15:18:04 -0800
commit82cb7ba10deafe17686bf22ce4a7a303a77a197f (patch)
tree729580b675f6788ede78700339452c8304e939fa /drivers/serial
parent9e845abfc8a8973373821aa05302794fd254514b (diff)
serial: cascade needless conditionals
Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/serial_core.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c
index 885eabe552c..047530b285b 100644
--- a/drivers/serial/serial_core.c
+++ b/drivers/serial/serial_core.c
@@ -342,11 +342,11 @@ uart_get_baud_rate(struct uart_port *port, struct ktermios *termios,
if (flags == UPF_SPD_HI)
altbaud = 57600;
- if (flags == UPF_SPD_VHI)
+ else if (flags == UPF_SPD_VHI)
altbaud = 115200;
- if (flags == UPF_SPD_SHI)
+ else if (flags == UPF_SPD_SHI)
altbaud = 230400;
- if (flags == UPF_SPD_WARP)
+ else if (flags == UPF_SPD_WARP)
altbaud = 460800;
for (try = 0; try < 2; try++) {
@@ -1217,9 +1217,8 @@ static void uart_set_termios(struct tty_struct *tty,
/* Handle transition to B0 status */
if ((old_termios->c_cflag & CBAUD) && !(cflag & CBAUD))
uart_clear_mctrl(state->uart_port, TIOCM_RTS | TIOCM_DTR);
-
/* Handle transition away from B0 status */
- if (!(old_termios->c_cflag & CBAUD) && (cflag & CBAUD)) {
+ else if (!(old_termios->c_cflag & CBAUD) && (cflag & CBAUD)) {
unsigned int mask = TIOCM_DTR;
if (!(cflag & CRTSCTS) ||
!test_bit(TTY_THROTTLED, &tty->flags))
@@ -1234,9 +1233,8 @@ static void uart_set_termios(struct tty_struct *tty,
__uart_start(tty);
spin_unlock_irqrestore(&state->uart_port->lock, flags);
}
-
/* Handle turning on CRTSCTS */
- if (!(old_termios->c_cflag & CRTSCTS) && (cflag & CRTSCTS)) {
+ else if (!(old_termios->c_cflag & CRTSCTS) && (cflag & CRTSCTS)) {
spin_lock_irqsave(&state->uart_port->lock, flags);
if (!(state->uart_port->ops->get_mctrl(state->uart_port) & TIOCM_CTS)) {
tty->hw_stopped = 1;