Input: psmouse - use boolean type

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h
index 3023821..871f6fe 100644
--- a/drivers/input/mouse/synaptics.h
+++ b/drivers/input/mouse/synaptics.h
@@ -105,7 +105,7 @@
 	int scroll;
 };
 
-int synaptics_detect(struct psmouse *psmouse, int set_properties);
+int synaptics_detect(struct psmouse *psmouse, bool set_properties);
 int synaptics_init(struct psmouse *psmouse);
 void synaptics_reset(struct psmouse *psmouse);