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path: root/drivers/char/rocket.c
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Diffstat (limited to 'drivers/char/rocket.c')
-rw-r--r--drivers/char/rocket.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c
index 00cfb6c7fd46..743dc80a9325 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;
}
/*