From c786f74e0bcc457e85cc1eee551732afa60d6308 Mon Sep 17 00:00:00 2001 From: Peter Hurley Date: Tue, 17 Sep 2013 12:53:35 -0400 Subject: [PATCH] n_tty: Remove unnecessary local variable Flatten conditional evaluation in n_tty_set_termios; remove canon_change. Signed-off-by: Peter Hurley Signed-off-by: Greg Kroah-Hartman --- drivers/tty/n_tty.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 41c0c80..5372bf0 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1752,11 +1752,8 @@ int is_ignored(int sig) static void n_tty_set_termios(struct tty_struct *tty, struct ktermios *old) { struct n_tty_data *ldata = tty->disc_data; - int canon_change = 1; - if (old) - canon_change = (old->c_lflag ^ tty->termios.c_lflag) & ICANON; - if (canon_change) { + if (!old || (old->c_lflag ^ tty->termios.c_lflag) & ICANON) { bitmap_zero(ldata->read_flags, N_TTY_BUF_SIZE); ldata->line_start = 0; ldata->canon_head = ldata->read_tail; -- 2.7.4