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| author | Ingo Molnar <mingo@kernel.org> | 2014-03-11 11:53:50 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-03-11 11:53:50 +0100 |
| commit | 0066f3b93e144762b409940fa37bb1cd36c1baf7 (patch) | |
| tree | 0c99b2754fb16c2a787bc1d086bd6fb268b12b1a /drivers/vhost/scsi.c | |
| parent | e65312fe868da53077780de618e213a53dc90d00 (diff) | |
| parent | b8ad0f912b93c23c34dfedc615a0eeba6ca29463 (diff) | |
| download | linux-0066f3b93e144762b409940fa37bb1cd36c1baf7.tar.gz linux-0066f3b93e144762b409940fa37bb1cd36c1baf7.tar.bz2 linux-0066f3b93e144762b409940fa37bb1cd36c1baf7.zip | |
Merge branch 'perf/urgent' into perf/core
Merge the latest fixes.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/vhost/scsi.c')
| -rw-r--r-- | drivers/vhost/scsi.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c index 0a025b8e2a12..e48d4a672580 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]); |