DRM_HDCP_1_4_VRL_LENGTH_SIZE
vrl_length < (DRM_HDCP_1_4_VRL_LENGTH_SIZE +
vrl_length -= (DRM_HDCP_1_4_VRL_LENGTH_SIZE +
buf += DRM_HDCP_1_4_VRL_LENGTH_SIZE;
DRM_HDCP_1_4_VRL_LENGTH_SIZE + DRM_HDCP_1_4_DCP_SIG_SIZE)) {