+ if (op->sym->cipher.data.length == 0) {
+ /*
+ * GMAC
+ */
+ qat_req->comn_mid.dest_data_addr =
+ qat_req->comn_mid.src_data_addr =
+ op->sym->auth.aad.phys_addr;
+ auth_param->u1.aad_adr = 0;
+ auth_param->auth_len = op->sym->auth.aad.length;
+ auth_param->u2.aad_sz = 0;
+
+ }
+