diff options
Diffstat (limited to 'block/iscsi.c')
| -rw-r--r-- | block/iscsi.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/block/iscsi.c b/block/iscsi.c index 2ca8e72967..e7d5f7b0c3 100644 --- a/block/iscsi.c +++ b/block/iscsi.c @@ -833,6 +833,13 @@ static BlockAIOCB *iscsi_aio_ioctl(BlockDriverState *bs, return &acb->common; } + if (acb->ioh->cmd_len > SCSI_CDB_MAX_SIZE) { + error_report("iSCSI: ioctl error CDB exceeds max size (%d > %d)", + acb->ioh->cmd_len, SCSI_CDB_MAX_SIZE); + qemu_aio_unref(acb); + return NULL; + } + acb->task = malloc(sizeof(struct scsi_task)); if (acb->task == NULL) { error_report("iSCSI: Failed to allocate task for scsi command. %s", |