TTY: isdn, use open/close_wait from tty_port

Hmm, the isdn ones were initialized twice.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Karsten Keil <isdn@linux-pingi.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 0 insertions, 2 deletions

diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index d9f5524593fb..2ffa0b733327 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -2327,8 +2327,6 @@ static int __init isdn_init(void)
                 dev->chanmap[i] = -1;
                 dev->m_idx[i] = -1;
                 strcpy(dev->num[i], "???");
-                init_waitqueue_head(&dev->mdm.info[i].open_wait);
-                init_waitqueue_head(&dev->mdm.info[i].close_wait);
         }
         if (register_chrdev(ISDN_MAJOR, "isdn", &isdn_fops)) {
                 printk(KERN_WARNING "isdn: Could not register control devices\n");