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| author | Michael Gernoth <michael@gernoth.net> | 2016-11-09 01:31:20 +0100 |
|---|---|---|
| committer | Andreas Blaesius <skate4life@gmx.de> | 2017-03-17 11:03:11 +0100 |
| commit | fb0eb00e657692c2ac3d5c05f063ae35c2c8543d (patch) | |
| tree | 93521ad3440ad32d4147c9dc374ec9bc0f9a65e3 | |
| parent | f6b319646d369ce7091246bc0a0296665a86e001 (diff) | |
| download | kernel_samsung_espresso10-fb0eb00e657692c2ac3d5c05f063ae35c2c8543d.zip kernel_samsung_espresso10-fb0eb00e657692c2ac3d5c05f063ae35c2c8543d.tar.gz kernel_samsung_espresso10-fb0eb00e657692c2ac3d5c05f063ae35c2c8543d.tar.bz2 | |
Revert "BACKPORT: tty: Prevent ldisc drivers from re-using stale tty fields"
This is not compatible with the TTY-layer in 3.0 which
expects to be able to use these fields as they are
valid in the TTY-layer in this version.
This reverts commit 6e325381fcd82b9795bd0b5db71b67672d048fbc.
Change-Id: I148806274b7ffea29746865e5d53b4b8b698f6c7
| -rw-r--r-- | drivers/tty/tty_ldisc.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c index 606c0956..a76c808 100644 --- a/drivers/tty/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -424,10 +424,6 @@ EXPORT_SYMBOL_GPL(tty_ldisc_flush); * they are not on hot paths so a little discipline won't do * any harm. * - * The line discipline-related tty_struct fields are reset to - * prevent the ldisc driver from re-using stale information for - * the new ldisc instance. - * * Locking: takes termios_mutex */ @@ -436,9 +432,6 @@ static void tty_set_termios_ldisc(struct tty_struct *tty, int num) mutex_lock(&tty->termios_mutex); tty->termios->c_line = num; mutex_unlock(&tty->termios_mutex); - - tty->disc_data = NULL; - tty->receive_room = 0; } /** |