diff options
Diffstat (limited to 'drivers/char/rocket.c')
| -rw-r--r-- | drivers/char/rocket.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c index 00cfb6c7fd4..743dc80a932 100644 --- a/drivers/char/rocket.c +++ b/drivers/char/rocket.c @@ -1663,14 +1663,14 @@ static void rp_hangup(struct tty_struct *tty) * writing routines will write directly to transmit FIFO. * Write buffer and counters protected by spinlocks */ -static void rp_put_char(struct tty_struct *tty, unsigned char ch) +static int rp_put_char(struct tty_struct *tty, unsigned char ch) { struct r_port *info = (struct r_port *) tty->driver_data; CHANNEL_t *cp; unsigned long flags; if (rocket_paranoia_check(info, "rp_put_char")) - return; + return 0; /* * Grab the port write mutex, locking out other processes that try to @@ -1699,6 +1699,7 @@ static void rp_put_char(struct tty_struct *tty, unsigned char ch) } spin_unlock_irqrestore(&info->slock, flags); mutex_unlock(&info->write_mtx); + return 1; } /* |