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-rw-r--r--drivers/char/pty.c29
1 files changed, 26 insertions, 3 deletions
diff --git a/drivers/char/pty.c b/drivers/char/pty.c
index 6288356b769..0a05c038ae6 100644
--- a/drivers/char/pty.c
+++ b/drivers/char/pty.c
@@ -254,6 +254,18 @@ static int pty_bsd_ioctl(struct tty_struct *tty, struct file *file,
static int legacy_count = CONFIG_LEGACY_PTY_COUNT;
module_param(legacy_count, int, 0);
+static const struct tty_operations pty_ops_bsd = {
+ .open = pty_open,
+ .close = pty_close,
+ .write = pty_write,
+ .write_room = pty_write_room,
+ .flush_buffer = pty_flush_buffer,
+ .chars_in_buffer = pty_chars_in_buffer,
+ .unthrottle = pty_unthrottle,
+ .set_termios = pty_set_termios,
+ .ioctl = pty_bsd_ioctl,
+};
+
static void __init legacy_pty_init(void)
{
if (legacy_count <= 0)
@@ -284,7 +296,6 @@ static void __init legacy_pty_init(void)
pty_driver->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW;
pty_driver->other = pty_slave_driver;
tty_set_operations(pty_driver, &pty_ops);
- pty_driver->ioctl = pty_bsd_ioctl;
pty_slave_driver->owner = THIS_MODULE;
pty_slave_driver->driver_name = "pty_slave";
@@ -377,6 +388,19 @@ static int pty_unix98_ioctl(struct tty_struct *tty, struct file *file,
return -ENOIOCTLCMD;
}
+static const struct tty_operations pty_unix98_ops = {
+ .open = pty_open,
+ .close = pty_close,
+ .write = pty_write,
+ .write_room = pty_write_room,
+ .flush_buffer = pty_flush_buffer,
+ .chars_in_buffer = pty_chars_in_buffer,
+ .unthrottle = pty_unthrottle,
+ .set_termios = pty_set_termios,
+ .ioctl = pty_unix98_ioctl
+};
+
+
static void __init unix98_pty_init(void)
{
ptm_driver = alloc_tty_driver(NR_UNIX98_PTY_MAX);
@@ -403,8 +427,7 @@ static void __init unix98_pty_init(void)
ptm_driver->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW |
TTY_DRIVER_DYNAMIC_DEV | TTY_DRIVER_DEVPTS_MEM;
ptm_driver->other = pts_driver;
- tty_set_operations(ptm_driver, &pty_ops);
- ptm_driver->ioctl = pty_unix98_ioctl;
+ tty_set_operations(ptm_driver, &pty_unix98_ops);
pts_driver->owner = THIS_MODULE;
pts_driver->driver_name = "pty_slave";