diff options
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/tty_io.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index e59de81c39a9..b008e2b38d54 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -1798,13 +1798,10 @@ int tty_release(struct inode *inode, struct file *filp) * first, its count will be one, since the master side holds an open. * Thus this test wouldn't be triggered at the time the slave closes, * so we do it now. - * - * Note that it's possible for the tty to be opened again while we're - * flushing out waiters. By recalculating the closing flags before - * each iteration we avoid any problems. */ + tty_lock_pair(tty, o_tty); + while (1) { - tty_lock_pair(tty, o_tty); tty_closing = tty->count <= 1; o_tty_closing = o_tty && (o_tty->count <= (pty_master ? 1 : 0)); @@ -1835,7 +1832,6 @@ int tty_release(struct inode *inode, struct file *filp) printk(KERN_WARNING "%s: %s: read/write wait queue active!\n", __func__, tty_name(tty, buf)); - tty_unlock_pair(tty, o_tty); schedule(); } |