pps: timestamp is always passed to dcd_change()

Remove the code that gatheres timestamp in pps_tty_dcd_change() in case
passed ts parameter is NULL because it never happens in the current code.
Fix comments as well.

Signed-off-by: Alexander Gordeev <lasaine@lvk.cs.msu.su>
Acked-by: Rodolfo Giometti <giometti@linux.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 8 deletions

diff --git a/drivers/pps/clients/pps-ldisc.c b/drivers/pps/clients/pps-ldisc.c
index 1b3c6eda12ba..79451f2dea6a 100644
--- a/drivers/pps/clients/pps-ldisc.c
+++ b/drivers/pps/clients/pps-ldisc.c
@@ -32,14 +32,6 @@ static void pps_tty_dcd_change(struct tty_struct *tty, unsigned int status,
                                 struct pps_event_time *ts)
 {
         struct pps_device *pps = (struct pps_device *)tty->disc_data;
-        struct pps_event_time __ts;
-
-        /* First of all we get the time stamp... */
-        pps_get_ts(&__ts);
-
-        /* Does caller give us a timestamp? */
-        if (!ts)        /* No. Do it ourself! */
-                ts = &__ts;
 
         BUG_ON(pps == NULL);