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authorDavid S. Miller <davem@davemloft.net>2021-03-26 01:31:22 +0300
committerDavid S. Miller <davem@davemloft.net>2021-03-26 01:31:22 +0300
commitefd13b71a3fa31413f8d15342e01d44b60b0a432 (patch)
tree2ed1b299e25538c5a60485a1047507b49d3e0ecf /drivers/tty/pty.c
parent84c7f6c33f42a12eb036ebf0f0e3670799304120 (diff)
parent002322402dafd846c424ffa9240a937f49b48c42 (diff)
downloadlinux-efd13b71a3fa31413f8d15342e01d44b60b0a432.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/tty/pty.c')
-rw-r--r--drivers/tty/pty.c15
1 files changed, 2 insertions, 13 deletions
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c
index 8b2797b6ee44..5e2374580e27 100644
--- a/drivers/tty/pty.c
+++ b/drivers/tty/pty.c
@@ -66,8 +66,7 @@ static void pty_close(struct tty_struct *tty, struct file *filp)
wake_up_interruptible(&tty->link->read_wait);
wake_up_interruptible(&tty->link->write_wait);
if (tty->driver->subtype == PTY_TYPE_MASTER) {
- struct file *f;
-
+ set_bit(TTY_OTHER_CLOSED, &tty->flags);
#ifdef CONFIG_UNIX98_PTYS
if (tty->driver == ptm_driver) {
mutex_lock(&devpts_mutex);
@@ -76,17 +75,7 @@ static void pty_close(struct tty_struct *tty, struct file *filp)
mutex_unlock(&devpts_mutex);
}
#endif
-
- /*
- * This hack is required because a program can open a
- * pty and redirect a console to it, but if the pty is
- * closed and the console is not released, then the
- * slave side will never close. So release the
- * redirect when the master closes.
- */
- f = tty_release_redirect(tty->link);
- if (f)
- fput(f);
+ tty_vhangup(tty->link);
}
}