[Intel-gfx] [PATCH] drm/i915/hdcp: Fix uninitialized symbol 'msg_end'

[Nautiyal, Ankit K]

On 4/6/2021 3:44 PM, Anshuman Gupta wrote:
> Fix static analysis tool uninitialized symbol error.
>
> Reported-by: kernel test robot <lkp at intel.com>
> Reported-by: Dan Carpenter <dan.carpenter at oracle.com>
> Signed-off-by: Anshuman Gupta <anshuman.gupta at intel.com>
> ---
>   drivers/gpu/drm/i915/display/intel_dp_hdcp.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c
> index 90868e156c69..a4373fb2817b 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c
> @@ -532,7 +532,7 @@ int intel_dp_hdcp2_read_msg(struct intel_digital_port *dig_port,
>   	u8 *byte = buf;
>   	ssize_t ret, bytes_to_recv, len;
>   	const struct hdcp2_dp_msg_data *hdcp2_msg_data;
> -	ktime_t msg_end;
> +	ktime_t msg_end = 0;

Change looks good to me, although ktime_set(0, 0) seems to be majorly 
used for resetting ktime_t variable.

In any case:

Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>

>   	bool msg_expired;
>   
>   	hdcp2_msg_data = get_hdcp2_dp_msg_data(msg_id);