From: Aivils Stoss <aivils@unibanka.lv>
Recent kernels allow exclusive usage of input device when input device is
grabbed. keyboard_tasklet does not check device state and switch LED's of
all keyboards. However grabbed device may be use another LED steering
code.
This patch forbid keyboard_tasklet switch LED's of grabbed devices.
Cc: Vojtech Pavlik <vojtech@suse.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
drivers/char/keyboard.c | 2 ++
1 files changed, 2 insertions(+)
diff -puN drivers/char/keyboard.c~input-keyboard_tasklet-dont-touch-leds-of-already-grabed-device drivers/char/keyboard.c
--- devel/drivers/char/keyboard.c~input-keyboard_tasklet-dont-touch-leds-of-already-grabed-device 2005-09-07 20:10:07.000000000 -0700
+++ devel-akpm/drivers/char/keyboard.c 2005-09-07 20:10:07.000000000 -0700
@@ -918,6 +918,8 @@ static void kbd_bh(unsigned long dummy)
if (leds != ledstate) {
list_for_each(node,&kbd_handler.h_list) {
struct input_handle * handle = to_handle_h(node);
+ if (handle->dev->grab)
+ continue;
input_event(handle->dev, EV_LED, LED_SCROLLL, !!(leds & 0x01));
input_event(handle->dev, EV_LED, LED_NUML, !!(leds & 0x02));
input_event(handle->dev, EV_LED, LED_CAPSL, !!(leds & 0x04));
_