fw_auth_hdr
struct qat_session *qs, struct fw_auth_hdr *auth_hdr,
offsetof(struct fw_auth_hdr, u.aad_sz);
struct fw_auth_hdr *auth_hdr;
ctrl_blk_sz += sizeof(struct fw_auth_hdr);
auth_hdr = (struct fw_auth_hdr *)(ctrl_blk_ptr +
ctrl_blk_offset += sizeof(struct fw_auth_hdr);
sizeof(struct fw_auth_hdr) + MAX_HASH_SETUP_BLK_SZ);