diff options
Diffstat (limited to 'drivers/net/ppp_synctty.c')
-rw-r--r-- | drivers/net/ppp_synctty.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/ppp_synctty.c b/drivers/net/ppp_synctty.c index 4e6b72f57de8..0815790a5cf9 100644 --- a/drivers/net/ppp_synctty.c +++ b/drivers/net/ppp_synctty.c @@ -178,7 +178,7 @@ ppp_print_buffer (const char *name, const __u8 *buf, int count) * way to fix this is to use a rwlock in the tty struct, but for now * we use a single global rwlock for all ttys in ppp line discipline. * - * FIXME: Fixed in tty_io nowdays. + * FIXME: Fixed in tty_io nowadays. */ static DEFINE_RWLOCK(disc_data_lock); @@ -381,7 +381,7 @@ ppp_sync_poll(struct tty_struct *tty, struct file *file, poll_table *wait) } /* May sleep, don't call from interrupt level or with interrupts disabled */ -static void +static unsigned int ppp_sync_receive(struct tty_struct *tty, const unsigned char *buf, char *cflags, int count) { @@ -389,7 +389,7 @@ ppp_sync_receive(struct tty_struct *tty, const unsigned char *buf, unsigned long flags; if (!ap) - return; + return -ENODEV; spin_lock_irqsave(&ap->recv_lock, flags); ppp_sync_input(ap, buf, cflags, count); spin_unlock_irqrestore(&ap->recv_lock, flags); @@ -397,6 +397,8 @@ ppp_sync_receive(struct tty_struct *tty, const unsigned char *buf, tasklet_schedule(&ap->tsk); sp_put(ap); tty_unthrottle(tty); + + return count; } static void |