tree ac7fb32024a2e11ae94ee14401c652fc427ff2b2
parent b66f4fa509153ca9d313075806d5c6425dfa43c5
author Peter Hurley <peter@hurleysoftware.com> 1363034673 -0400
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1363650242 -0700

tty: Don't reenable already enabled ldisc

tty_ldisc_hangup() guarantees the ldisc is enabled (or that there
is no ldisc). Since __tty_hangup() was the only user, re-define
tty_ldisc_enable() in file-scope.

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