US_BULK_CS_SIGN
csw->Signature = cpu_to_le32(US_BULK_CS_SIGN);
fu->bot_status.csw.Signature = cpu_to_le32(US_BULK_CS_SIGN);
if (bcs->Signature != cpu_to_le32(US_BULK_CS_SIGN)) {
le32_to_cpu(bcs->Signature), US_BULK_CS_SIGN);
cpu_to_le32(US_BULK_CS_SIGN)) {
if (us->bcs_signature != cpu_to_le32(US_BULK_CS_SIGN))