159             kfree(datagram);

   159             kfree(datagram);

   160             return -1;

   160             return -1;

   161         }

   161         }

   162         // If LRW is used, output FMMUs increment the working counter by 2,

   162         // If LRW is used, output FMMUs increment the working counter by 2,

   163         // while input FMMUs increment it by 1.

   163         // while input FMMUs increment it by 1.

   165             used[EC_DIR_OUTPUT] * 2 + used[EC_DIR_INPUT];

   165             used[EC_DIR_OUTPUT] * 2 + used[EC_DIR_INPUT];

   166     } else if (used[EC_DIR_OUTPUT]) { // outputs only

   166     } else if (used[EC_DIR_OUTPUT]) { // outputs only

   167         if (ec_datagram_lwr(datagram, logical_offset, data_size, data)) {

   167         if (ec_datagram_lwr(datagram, logical_offset, data_size, data)) {

   168             kfree(datagram);

   168             kfree(datagram);

   169             return -1;

   169             return -1;

   170         }

   170         }

   172     } else { // inputs only (or nothing)

   172     } else { // inputs only (or nothing)

   173         if (ec_datagram_lrd(datagram, logical_offset, data_size, data)) {

   173         if (ec_datagram_lrd(datagram, logical_offset, data_size, data)) {

   174             kfree(datagram);

   174             kfree(datagram);

   175             return -1;

   175             return -1;

   176         }

   176         }

   178     }

   178     }

   179 

   179 

   180     ec_datagram_zero(datagram);

   180     ec_datagram_zero(datagram);

   181     list_add_tail(&datagram->list, &domain->datagrams);

   181     list_add_tail(&datagram->list, &domain->datagrams);

   182     return 0;

   182     return 0;