TTY: hvc, fix TTY refcounting

[sfrench/cifs-2.6.git] / drivers / tty / hvc / hvc_console.c

diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c
index 6c45cbf3fc9163192981d63adcbcfa3fb211238e..2d691eb7c40aa28f30602834902cc48fc1c52dad 100644 (file)
--- a/drivers/tty/hvc/hvc_console.c
+++ b/drivers/tty/hvc/hvc_console.c
@@ -317,8 +317,6 @@ static int hvc_open(struct tty_struct *tty, struct file * filp)
        /* Check and then increment for fast path open. */
        if (hp->port.count++ > 0) {
                spin_unlock_irqrestore(&hp->port.lock, flags);
-               /* FIXME why taking a reference here? */
-               tty_kref_get(tty);
                hvc_kick();
                return 0;
        } /* else count == 0 */
@@ -338,7 +336,6 @@ static int hvc_open(struct tty_struct *tty, struct file * filp)
         */
        if (rc) {
                tty_port_tty_set(&hp->port, NULL);
-               tty_kref_put(tty);
                tty->driver_data = NULL;
                tty_port_put(&hp->port);
                printk(KERN_ERR "hvc_open: request_irq failed with rc %d.\n", rc);
@@ -393,7 +390,6 @@ static void hvc_close(struct tty_struct *tty, struct file * filp)
                spin_unlock_irqrestore(&hp->port.lock, flags);
        }
 
-       tty_kref_put(tty);
        tty_port_put(&hp->port);
 }
 
@@ -433,7 +429,6 @@ static void hvc_hangup(struct tty_struct *tty)
 
        while(temp_open_count) {
                --temp_open_count;
-               tty_kref_put(tty);
                tty_port_put(&hp->port);
        }
 }