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gigaset: add ->compat_ioctl()

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... and get rid of COMPAT_IOCTL() for its private ioctls

Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Al Viro 2018-09-12 20:02:50 -04:00
commit 969ec01e99
2 changed files with 11 additions and 5 deletions
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11
drivers/isdn/gigaset/interface.c
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@ -233,6 +233,14 @@ static int if_ioctl(struct tty_struct *tty,
return retval;
}
#ifdef CONFIG_COMPAT
static long if_compat_ioctl(struct tty_struct *tty,
unsigned int cmd, unsigned long arg)
{
return if_ioctl(tty, cmd, (unsigned long)compat_ptr(arg));
}
#endif
static int if_tiocmget(struct tty_struct *tty)
{
struct cardstate *cs = tty->driver_data;
@ -472,6 +480,9 @@ static const struct tty_operations if_ops = {
.open = if_open,
.close = if_close,
.ioctl = if_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = if_compat_ioctl,
#endif
.write = if_write,
.write_room = if_write_room,
.chars_in_buffer = if_chars_in_buffer,