Re: [PATCH v2 04/10] mfd: cros_ec: Use a zero-length array for command data

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> Heiko, Alexandru,
> 
> I don't have access to my Chromebooks right now but could you please test
> the following patch [0] to see if that is the problem?
> 
> It seems I got it working on my test just out of luck since it happened that
> version was initialized to 0 due the data it was on the stack.
> 
> Tomorrow when I've access to the Chromebooks I'll do more extensive testing
> and see if I can reproduce the issue and if my assumption is correct.
> 
> Best regards,
> Javier
> 
> [0]
> diff --git a/drivers/input/keyboard/cros_ec_keyb.c
> b/drivers/input/keyboard/cros_ec_keyb.c index ef3ba20f4560..4f233e248a4d
> 100644
> --- a/drivers/input/keyboard/cros_ec_keyb.c
> +++ b/drivers/input/keyboard/cros_ec_keyb.c
> @@ -151,6 +151,7 @@ static int cros_ec_keyb_get_state(struct cros_ec_keyb
> *ckdev, uint8_t *kb_state) int ret;
>  	struct cros_ec_command *msg = (struct cros_ec_command *)kb_state;
> 
> +	msg->version = 0;
>  	msg->command = EC_CMD_MKBP_STATE;
>  	msg->insize = ckdev->cols;
>  	msg->outsize = 0;

on my rk3288-pinky this seems to fix the issue ... keyboard works out of the 
box again.


Heiko
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