diff options
Diffstat (limited to 'drivers/vdpa/vdpa_sim/vdpa_sim_blk.c')
| -rw-r--r-- | drivers/vdpa/vdpa_sim/vdpa_sim_blk.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c b/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c index ba253f8bce32..69c9f4f36f9a 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c +++ b/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c @@ -112,6 +112,15 @@ static bool vdpasim_blk_handle_req(struct vdpasim *vdpasim, offset = sector << SECTOR_SHIFT; status = VIRTIO_BLK_S_OK; + if (type != VIRTIO_BLK_T_IN && type != VIRTIO_BLK_T_OUT && + sector != 0) { + dev_dbg(&vdpasim->vdpa.dev, + "sector must be 0 for %u request - sector: 0x%llx\n", + type, sector); + status = VIRTIO_BLK_S_IOERR; + goto err_status; + } + switch (type) { case VIRTIO_BLK_T_IN: if (!vdpasim_blk_check_range(sector, to_push)) { @@ -178,6 +187,7 @@ static bool vdpasim_blk_handle_req(struct vdpasim *vdpasim, break; } +err_status: /* If some operations fail, we need to skip the remaining bytes * to put the status in the last byte */ |