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-rw-r--r--drivers/macintosh/mac_hid.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/macintosh/mac_hid.c b/drivers/macintosh/mac_hid.c
index 89302309da9..f972ff377b6 100644
--- a/drivers/macintosh/mac_hid.c
+++ b/drivers/macintosh/mac_hid.c
@@ -103,6 +103,9 @@ int mac_hid_mouse_emulate_buttons(int caller, unsigned int keycode, int down)
return 0;
}
+static struct lock_class_key emumousebtn_event_class;
+static struct lock_class_key emumousebtn_mutex_class;
+
static int emumousebtn_input_register(void)
{
int ret;
@@ -111,6 +114,9 @@ static int emumousebtn_input_register(void)
if (!emumousebtn)
return -ENOMEM;
+ lockdep_set_class(emumousebtn->event_lock, &emumousebtn_event_class);
+ lockdep_set_class(emumousebtn->mutex, &emumousebtn_mutex_class);
+
emumousebtn->name = "Macintosh mouse button emulation";
emumousebtn->id.bustype = BUS_ADB;
emumousebtn->id.vendor = 0x0001;