diff options
| author | Chris Metcalf <cmetcalf@tilera.com> | 2011-06-10 19:12:02 +0200 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@tilera.com> | 2011-06-10 19:12:02 +0200 |
| commit | 93ea927eb15b736fa4a431f789b1097318129d2a (patch) | |
| tree | b141a0e06c9d1616dc7f0c616a96655afd32f8b0 /drivers/input | |
| parent | arch/tile: add hypervisor-based character driver for SPI flash ROM (diff) | |
| parent | Linux 3.0-rc2 (diff) | |
| download | linux-93ea927eb15b736fa4a431f789b1097318129d2a.tar.xz linux-93ea927eb15b736fa4a431f789b1097318129d2a.zip | |
Merge tag 'v3.0-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-linus
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/serio/serport.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/input/serio/serport.c b/drivers/input/serio/serport.c index f3698967edf6..8755f5f3ad37 100644 --- a/drivers/input/serio/serport.c +++ b/drivers/input/serio/serport.c @@ -120,21 +120,17 @@ static void serport_ldisc_close(struct tty_struct *tty) * 'interrupt' routine. */ -static unsigned int serport_ldisc_receive(struct tty_struct *tty, - const unsigned char *cp, char *fp, int count) +static void serport_ldisc_receive(struct tty_struct *tty, const unsigned char *cp, char *fp, int count) { struct serport *serport = (struct serport*) tty->disc_data; unsigned long flags; unsigned int ch_flags; - int ret = 0; int i; spin_lock_irqsave(&serport->lock, flags); - if (!test_bit(SERPORT_ACTIVE, &serport->flags)) { - ret = -EINVAL; + if (!test_bit(SERPORT_ACTIVE, &serport->flags)) goto out; - } for (i = 0; i < count; i++) { switch (fp[i]) { @@ -156,8 +152,6 @@ static unsigned int serport_ldisc_receive(struct tty_struct *tty, out: spin_unlock_irqrestore(&serport->lock, flags); - - return ret == 0 ? count : ret; } /* |