On Mon, Apr 23, 2018 at 07:56:57PM -0700, Dhinakaran Pandiyan wrote:
> We attempt to read 6 bytes, make sure we have.
>
> Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_dp.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> index 62f82c4298ac..7dcc874b7d8f 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -3989,7 +3989,7 @@ int intel_dp_sink_crc(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_s
> goto stop;
> }
>
> - if (drm_dp_dpcd_read(&intel_dp->aux, DP_TEST_CRC_R_CR, crc, 6) < 0) {
> + if (drm_dp_dpcd_read(&intel_dp->aux, DP_TEST_CRC_R_CR, crc, 6) != 6) {
> ret = -EIO;
> goto stop;
> }
> --
> 2.14.1
>
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