Signed-off-by: Marcel Holtmann <marcel@xxxxxxxxxxxx>
---
drivers/bluetooth/hci_ldisc.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index 73202624133b..56619c7ec41d 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -731,6 +731,24 @@ static int hci_uart_tty_ioctl(struct tty_struct *tty, struct file *file,
return err;
}
+#ifdef CONFIG_COMPAT
+static long hci_uart_tty_compat_ioctl(struct tty_struct *tty, struct file *file,
+ unsigned int cmd, unsigned long arg)
+{
+ switch (cmd) {
+ case HCIUARTSETPROTO:
+ case HCIUARTGETPROTO:
+ case HCIUARTGETDEVICE:
+ case HCIUARTSETFLAGS:
+ case HCIUARTGETFLAGS:
+ return hci_uart_tty_ioctl(tty, file, cmd,
+ (unsigned long)compat_ptr(arg));
+ }
+
+ return -ENOIOCTLCMD;
+}
+#endif
+
/*
* We don't provide read/write/poll interface for user space.
*/
@@ -769,6 +787,9 @@ static int __init hci_uart_init(void)
hci_uart_ldisc.read = hci_uart_tty_read;
hci_uart_ldisc.write = hci_uart_tty_write;
hci_uart_ldisc.ioctl = hci_uart_tty_ioctl;
+#ifdef CONFIG_COMPAT
+ hci_uart_ldisc.compat_ioctl = hci_uart_tty_compat_ioctl;
+#endif
hci_uart_ldisc.poll = hci_uart_tty_poll;
hci_uart_ldisc.receive_buf = hci_uart_tty_receive;
hci_uart_ldisc.write_wakeup = hci_uart_tty_wakeup;
--
2.5.0
--
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