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-rw-r--r--drivers/isdn/gigaset/interface.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c
index f9698c0c3885..d9a578ac32cd 100644
--- a/drivers/isdn/gigaset/interface.c
+++ b/drivers/isdn/gigaset/interface.c
@@ -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,