diff options
| author | Richard Weinberger <richard@nod.at> | 2013-03-11 10:03:42 +0100 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2013-03-11 10:08:03 +0100 |
| commit | cc4f02486c09977ccbe3ce2276aca5608a44ca00 (patch) | |
| tree | 5b0729f494e535b3d5dbbe2e189ded60ae38cea3 /arch/um/drivers/line.c | |
| parent | 72383d43b223c410fc61d9e905690b9b9ba9d418 (diff) | |
um: Use tty_port_operations->destruct
As we setup the SIGWINCH handler in tty_port_operations->activate
it makes sense to tear down it in ->destruct.
Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/um/drivers/line.c')
| -rw-r--r-- | arch/um/drivers/line.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index f1b38571f94..232243aec70 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -315,8 +315,22 @@ static int line_activate(struct tty_port *port, struct tty_struct *tty) return 0; } +static void unregister_winch(struct tty_struct *tty); + +static void line_destruct(struct tty_port *port) +{ + struct tty_struct *tty = tty_port_tty_get(port); + struct line *line = tty->driver_data; + + if (line->sigio) { + unregister_winch(tty); + line->sigio = 0; + } +} + static const struct tty_port_operations line_port_ops = { .activate = line_activate, + .destruct = line_destruct, }; int line_open(struct tty_struct *tty, struct file *filp) @@ -340,18 +354,6 @@ int line_install(struct tty_driver *driver, struct tty_struct *tty, return 0; } -static void unregister_winch(struct tty_struct *tty); - -void line_cleanup(struct tty_struct *tty) -{ - struct line *line = tty->driver_data; - - if (line->sigio) { - unregister_winch(tty); - line->sigio = 0; - } -} - void line_close(struct tty_struct *tty, struct file * filp) { struct line *line = tty->driver_data; |