[PATCH v3] platform/x86: dell-laptop: fix kbd_get_state's request value

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Commit 9862b43624a5 ("platform/x86: dell-laptop: Allocate buffer on heap
rather than globally")
broke one request, changed it back to the original value.

Tested on a Dell E6540, backlight came back.

Fixes: 9862b43624a5 ("platform/x86: dell-laptop: Allocate buffer on heap rather than globally")
Signed-off-by: Laszlo Toth <laszlth@xxxxxxxxx>
---
Changes in v2:
 - split the fix and the function merge part
Changes in v3:
 - added fixes tag

 drivers/platform/x86/dell-laptop.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c
index 2a68f59..a37cff9 100644
--- a/drivers/platform/x86/dell-laptop.c
+++ b/drivers/platform/x86/dell-laptop.c
@@ -1279,7 +1279,7 @@ static int kbd_get_state(struct kbd_state *state)
 	struct calling_interface_buffer buffer;
 	int ret;
 
-	dell_fill_request(&buffer, 0, 0, 0, 0);
+	dell_fill_request(&buffer, 0x1, 0, 0, 0);
 	ret = dell_send_request(&buffer,
 				CLASS_KBD_BACKLIGHT, SELECT_KBD_BACKLIGHT);
 	if (ret)
-- 
2.7.4




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