diff options
| author | Alan Cox <alan@lxorguk.ukuu.org.uk> | 2008-04-30 00:54:00 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-30 08:29:45 -0700 |
| commit | 9e7c9a19c1df8a7450c56c41b9c7405eca7eda07 (patch) | |
| tree | 8fd3e57dad8f05c7e43969d391bfd33a31738f27 /drivers/s390/char/con3215.c | |
| parent | 978e595f88a1fba5869aa42a4af4fba36f33ecac (diff) | |
s390 tty: Prepare for put_char to return success/fail
Put the changes into the drivers first. This will still compile/work but
produce a warning if bisected so can still be debugged
Signed-off-by: Alan Cox <alan@redhat.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/s390/char/con3215.c')
| -rw-r--r-- | drivers/s390/char/con3215.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c index 0e1f35c9ed9..3e5653c92f4 100644 --- a/drivers/s390/char/con3215.c +++ b/drivers/s390/char/con3215.c @@ -982,15 +982,16 @@ tty3215_write(struct tty_struct * tty, /* * Put character routine for 3215 ttys */ -static void +static int tty3215_put_char(struct tty_struct *tty, unsigned char ch) { struct raw3215_info *raw; if (!tty) - return; + return 0; raw = (struct raw3215_info *) tty->driver_data; raw3215_putchar(raw, ch); + return 1; } static void |