218 lines
6.6 KiB
C
218 lines
6.6 KiB
C
/*
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Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include "iscsi.h"
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#include "scsi-lowlevel.h"
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#include "iscsi-test.h"
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int T0101_read10_beyond_eol(const char *initiator, const char *url, int data_loss _U_, int show_info)
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{
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struct iscsi_context *iscsi;
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struct scsi_task *task;
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struct scsi_readcapacity10 *rc10;
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int ret, i, lun;
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uint32_t block_size, num_blocks;
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printf("0101_read10_beyond_eol:\n");
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printf("=======================\n");
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if (show_info) {
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printf("Test that READ10 fails if reading beyond end-of-lun.\n");
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printf("1, Read 1-256 blocks one block beyond end-of-lun.\n");
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printf("2, Read 1-256 blocks at LBA 2^31 (only on LUNs < 1TB)\n");
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printf("3, Read 1-256 blocks at LBA -1 (only on LUN < 2TB)\n");
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printf("4, Read 2-256 blocks all but one beyond end-of-lun.\n");
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printf("\n");
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return 0;
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}
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iscsi = iscsi_context_login(initiator, url, &lun);
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if (iscsi == NULL) {
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printf("Failed to login to target\n");
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return -1;
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}
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/* find the size of the LUN */
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task = iscsi_readcapacity10_sync(iscsi, lun, 0, 0);
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if (task == NULL) {
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printf("Failed to send readcapacity10 command: %s\n", iscsi_get_error(iscsi));
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ret = -1;
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goto finished;
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}
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if (task->status != SCSI_STATUS_GOOD) {
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printf("Readcapacity command: failed with sense. %s\n", iscsi_get_error(iscsi));
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ret = -1;
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scsi_free_scsi_task(task);
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goto finished;
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}
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rc10 = scsi_datain_unmarshall(task);
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if (rc10 == NULL) {
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printf("failed to unmarshall readcapacity10 data. %s\n", iscsi_get_error(iscsi));
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ret = -1;
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scsi_free_scsi_task(task);
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goto finished;
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}
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block_size = rc10->block_size;
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num_blocks = rc10->lba;
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scsi_free_scsi_task(task);
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ret = 0;
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/* read 1-256 blocks, one block beyond the end-of-lun */
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printf("Reading last 1-256 blocks one block beyond eol ... ");
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for (i=1; i<=256; i++) {
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task = iscsi_read10_sync(iscsi, lun, num_blocks + 2 - i, i * block_size, block_size, 0, 0, 0, 0, 0);
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if (task == NULL) {
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printf("[FAILED]\n");
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printf("Failed to send READ10 command: %s\n", iscsi_get_error(iscsi));
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ret = -1;
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goto test2;
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}
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if (task->status == SCSI_STATUS_GOOD) {
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printf("[FAILED]\n");
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printf("READ10 beyond end-of-lun did not fail with sense.\n");
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ret = -1;
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scsi_free_scsi_task(task);
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goto test2;
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}
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if (task->status != SCSI_STATUS_CHECK_CONDITION
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|| task->sense.key != SCSI_SENSE_ILLEGAL_REQUEST
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|| task->sense.ascq != SCSI_SENSE_ASCQ_LBA_OUT_OF_RANGE) {
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printf("[FAILED]\n");
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printf("READ10 failed but ascq was wrong. Should have failed with ILLEGAL_REQUEST/LBA_OUT_OF_RANGE.\n");
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ret = -1;
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scsi_free_scsi_task(task);
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goto test2;
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}
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scsi_free_scsi_task(task);
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}
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printf("[OK]\n");
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test2:
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/* Reading 1 - 256 blocks at LBA 2^31 */
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printf("Reaing 1-256 blocks at LBA 2^31 ... ");
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if (num_blocks > 0x80000000) {
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printf("LUN is too big, skipping test\n");
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goto test3;
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}
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for (i = 1; i <= 256; i++) {
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task = iscsi_read10_sync(iscsi, lun, 0x80000000, i * block_size, block_size, 0, 0, 0, 0, 0);
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if (task == NULL) {
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printf("[FAILED]\n");
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printf("Failed to send READ10 command: %s\n", iscsi_get_error(iscsi));
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ret = -1;
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goto test3;
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}
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if (task->status == SCSI_STATUS_GOOD) {
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printf("[FAILED]\n");
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printf("READ10 command should fail when reading from LBA 2^31\n");
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ret = -1;
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scsi_free_scsi_task(task);
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goto test3;
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}
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if (task->status != SCSI_STATUS_CHECK_CONDITION
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|| task->sense.key != SCSI_SENSE_ILLEGAL_REQUEST
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|| task->sense.ascq != SCSI_SENSE_ASCQ_LBA_OUT_OF_RANGE) {
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printf("[FAILED]\n");
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printf("READ10 failed but with the wrong sense code. It should have failed with ILLEGAL_REQUEST/LBA_OUT_OF_RANGE.\n");
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ret = -1;
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scsi_free_scsi_task(task);
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goto test3;
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}
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scsi_free_scsi_task(task);
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}
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printf("[OK]\n");
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test3:
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/* read 1 - 256 blocks at LBA -1 */
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printf("Read 1-256 blocks at LBA -1 ... ");
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if (num_blocks > 0x80000000) {
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printf("LUN is too big, skipping test\n");
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goto test4;
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}
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for (i = 1; i <= 256; i++) {
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task = iscsi_read10_sync(iscsi, lun, -1, i * block_size, block_size, 0, 0, 0, 0, 0);
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if (task == NULL) {
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printf("[FAILED]\n");
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printf("Failed to send READ10 command: %s\n", iscsi_get_error(iscsi));
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ret = -1;
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goto test4;
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}
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if (task->status == SCSI_STATUS_GOOD) {
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printf("[FAILED]\n");
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printf("READ10 command should fail when reading at LBA -1\n");
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ret = -1;
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scsi_free_scsi_task(task);
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goto test4;
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}
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if (task->status != SCSI_STATUS_CHECK_CONDITION
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|| task->sense.key != SCSI_SENSE_ILLEGAL_REQUEST
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|| task->sense.ascq != SCSI_SENSE_ASCQ_LBA_OUT_OF_RANGE) {
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printf("[FAILED]\n");
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printf("READ10 failed but with the wrong sense code. It should have failed with ILLEGAL_REQUEST/LBA_OUT_OF_RANGE.\n");
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ret = -1;
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scsi_free_scsi_task(task);
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goto test4;
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}
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scsi_free_scsi_task(task);
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}
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printf("[OK]\n");
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test4:
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/* read 2-256 blocks, all but one block beyond the eol */
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printf("Reading 1-255 blocks beyond eol starting at last block ... ");
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for (i=2; i<=256; i++) {
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task = iscsi_read10_sync(iscsi, lun, num_blocks, i * block_size, block_size, 0, 0, 0, 0, 0);
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if (task == NULL) {
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printf("[FAILED]\n");
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printf("Failed to send READ10 command: %s\n", iscsi_get_error(iscsi));
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ret = -1;
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goto test5;
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}
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if (task->status == SCSI_STATUS_GOOD) {
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printf("[FAILED]\n");
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printf("READ10 beyond end-of-lun did not return sense.\n");
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ret = -1;
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scsi_free_scsi_task(task);
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goto test5;
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}
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if (task->status != SCSI_STATUS_CHECK_CONDITION
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|| task->sense.key != SCSI_SENSE_ILLEGAL_REQUEST
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|| task->sense.ascq != SCSI_SENSE_ASCQ_LBA_OUT_OF_RANGE) {
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printf("[FAILED]\n");
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printf("READ10 failed but ascq was wrong. Should have failed with ILLEGAL_REQUEST/LBA_OUT_OF_RANGE.\n");
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ret = -1;
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scsi_free_scsi_task(task);
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goto test5;
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}
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scsi_free_scsi_task(task);
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}
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printf("[OK]\n");
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test5:
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finished:
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iscsi_logout_sync(iscsi);
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iscsi_destroy_context(iscsi);
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return ret;
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}
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