Input: make EVIOCGSND return meaningful data

Signed-off-by: N Dmitry Torokhov <dtor@mail.ru>

Input: make EVIOCGSND return meaningful data
Signed-off-by: N Dmitry Torokhov <dtor@mail.ru>
8fdc1948 · Dmitry Torokhov · 08791e5c · 8fdc1948
隐藏空白更改
内联并排

Showing with 3 addition and 0 deletion

drivers/input/input.c drivers/input/input.c +3 -0

未找到文件。
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -155,6 +155,9 @@ void input_event(struct input_dev *dev, unsigned int type, unsigned int code, in
 			if (code > SND_MAX || !test_bit(code, dev->sndbit))
 				return;

+			if (!!test_bit(code, dev->snd) != !!value)
+				change_bit(code, dev->snd);
+
 			if (dev->event) dev->event(dev, type, code, value);

 			break;