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Commit 382436f8 authored by Jörn Engel's avatar Jörn Engel Committed by Nicholas Bellinger
Browse files

target: fix use after free in target_report_luns 



Fix possible NULL pointer dereference in target_report_luns failure path.

Signed-off-by: default avatarJoern Engel <joern@logfs.org>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarNicholas Bellinger <nab@linux-iscsi.org>
parent 6cf3fa69

drivers/target/target_core_device.c

+1 −1
Original line number Diff line number Diff line
@@ -690,12 +690,12 @@ int target_report_luns(struct se_task *se_task) 
	 * See SPC3 r07, page 159.

	 */

done:

	transport_kunmap_data_sg(se_cmd);

	lun_count *= 8;

	buf[0] = ((lun_count >> 24) & 0xff);

	buf[1] = ((lun_count >> 16) & 0xff);

	buf[2] = ((lun_count >> 8) & 0xff);

	buf[3] = (lun_count & 0xff);

	transport_kunmap_data_sg(se_cmd);



	se_task->task_scsi_status = GOOD;

	transport_complete_task(se_task, 1);