tty: Don't change receive_room for ioctl(TIOCSETD)
authorPeter Hurley <peter@hurleysoftware.com>
Sat, 15 Jun 2013 13:14:13 +0000 (09:14 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 23 Jul 2013 23:42:59 +0000 (16:42 -0700)
commit3b80df7ca7e2fec76be2eda304cc7e0eb90f911d
treec3f50fa148d5cd9e77f66d0f02666396bcd51178
parentb0e95858238d95f32edf00ff4a0375165129d0c6
tty: Don't change receive_room for ioctl(TIOCSETD)

tty_set_ldisc() is guaranteed exclusive use of the line discipline
by tty_ldisc_lock_pair_timeout(); shutting off input by resetting
receive_room is unnecessary.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/tty_ldisc.c