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author | Paolo Bonzini <pbonzini@redhat.com> | 2012-08-09 13:34:53 +0200 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2012-08-09 15:35:45 +0200 |
commit | a084a703df9ab896c9d30ac479e1388e5e4cafb0 (patch) | |
tree | 2c5234d59101515c8180a6ea9d541d6da97df0f0 /hw | |
parent | 46e3f30e3c81e23c07f16b2193dfb6928646c205 (diff) | |
download | hqemu-a084a703df9ab896c9d30ac479e1388e5e4cafb0.zip hqemu-a084a703df9ab896c9d30ac479e1388e5e4cafb0.tar.gz |
scsi-disk: improve out-of-range LBA detection for WRITE SAME
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw')
-rw-r--r-- | hw/scsi-disk.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c index 9af9d18..584aec1 100644 --- a/hw/scsi-disk.c +++ b/hw/scsi-disk.c @@ -1712,7 +1712,8 @@ static int32_t scsi_disk_emulate_command(SCSIRequest *req, uint8_t *buf) scsi_check_condition(r, SENSE_CODE(WRITE_PROTECTED)); return 0; } - if (r->req.cmd.lba > s->qdev.max_lba) { + if (r->req.cmd.lba > r->req.cmd.lba + nb_sectors || + r->req.cmd.lba + nb_sectors - 1 > s->qdev.max_lba) { goto illegal_lba; } |