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authorLinus Walleij <linus.walleij@linaro.org>2014-03-14 10:26:45 +0100
committerLinus Walleij <linus.walleij@linaro.org>2014-03-14 10:26:45 +0100
commit9e294427f6e427dbaf46140303acded06365f53c (patch)
tree0669100cbd79fe8612463900171c98873d8dc454 /drivers/vhost/scsi.c
parent23600969ff137cf4c3bc9098f77e381de334e3f7 (diff)
parentfa389e220254c69ffae0d403eac4146171062d08 (diff)
Merge tag 'v3.14-rc6' into devel
Linux 3.14-rc6
Diffstat (limited to 'drivers/vhost/scsi.c')
-rw-r--r--drivers/vhost/scsi.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 0a025b8e2a1..e48d4a67258 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -1001,6 +1001,12 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq)
break;
}
+ /* virtio-scsi spec requires byte 0 of the lun to be 1 */
+ if (unlikely(v_req.lun[0] != 1)) {
+ vhost_scsi_send_bad_target(vs, vq, head, out);
+ continue;
+ }
+
/* Extract the tpgt */
target = v_req.lun[1];
tpg = ACCESS_ONCE(vs_tpg[target]);