diff options
| -rw-r--r-- | drivers/target/target_core_iblock.c | 11 | ||||
| -rw-r--r-- | drivers/target/target_core_transport.c | 10 | ||||
| -rw-r--r-- | include/target/target_core_base.h | 1 |
3 files changed, 21 insertions, 1 deletions
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index 2f74e17ad3e..facee5f74fa 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -391,10 +391,19 @@ iblock_execute_unmap(struct se_cmd *cmd) sense_reason_t ret = 0; int dl, bd_dl, err; + /* We never set ANC_SUP */ + if (cmd->t_task_cdb[1]) + return TCM_INVALID_CDB_FIELD; + + if (cmd->data_length == 0) { + target_complete_cmd(cmd, SAM_STAT_GOOD); + return 0; + } + if (cmd->data_length < 8) { pr_warn("UNMAP parameter list length %u too small\n", cmd->data_length); - return TCM_INVALID_PARAMETER_LIST; + return TCM_PARAMETER_LIST_LENGTH_ERROR; } buf = transport_kmap_data_sg(cmd); diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 96b64d57ebb..2030b608136 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -1517,6 +1517,7 @@ void transport_generic_request_failure(struct se_cmd *cmd, case TCM_UNSUPPORTED_SCSI_OPCODE: case TCM_INVALID_CDB_FIELD: case TCM_INVALID_PARAMETER_LIST: + case TCM_PARAMETER_LIST_LENGTH_ERROR: case TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE: case TCM_UNKNOWN_MODE_PAGE: case TCM_WRITE_PROTECTED: @@ -2677,6 +2678,15 @@ transport_send_check_condition_and_sense(struct se_cmd *cmd, /* INVALID FIELD IN PARAMETER LIST */ buffer[SPC_ASC_KEY_OFFSET] = 0x26; break; + case TCM_PARAMETER_LIST_LENGTH_ERROR: + /* CURRENT ERROR */ + buffer[0] = 0x70; + buffer[SPC_ADD_SENSE_LEN_OFFSET] = 10; + /* ILLEGAL REQUEST */ + buffer[SPC_SENSE_KEY_OFFSET] = ILLEGAL_REQUEST; + /* PARAMETER LIST LENGTH ERROR */ + buffer[SPC_ASC_KEY_OFFSET] = 0x1a; + break; case TCM_UNEXPECTED_UNSOLICITED_DATA: /* CURRENT ERROR */ buffer[0] = 0x70; diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index df14dce5919..c4af592f705 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -195,6 +195,7 @@ enum tcm_sense_reason_table { TCM_RESERVATION_CONFLICT = R(0x10), TCM_ADDRESS_OUT_OF_RANGE = R(0x11), TCM_OUT_OF_RESOURCES = R(0x12), + TCM_PARAMETER_LIST_LENGTH_ERROR = R(0x13), #undef R }; |