diff options
Diffstat (limited to 'drivers/block/xen-blkfront.c')
| -rw-r--r-- | drivers/block/xen-blkfront.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 911d733d21b6..f1de806b0a63 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -852,6 +852,7 @@ static void blkif_completion(struct blk_shadow *s, struct blkfront_info *info, rq_for_each_segment(bvec, s->request, iter) { BUG_ON((bvec->bv_offset + bvec->bv_len) > PAGE_SIZE); i = offset >> PAGE_SHIFT; + BUG_ON(i >= s->req.u.rw.nr_segments); shared_data = kmap_atomic( pfn_to_page(s->grants_used[i]->pfn)); bvec_data = bvec_kmap_irq(bvec, &flags); @@ -1069,7 +1070,7 @@ again: goto abort_transaction; } err = xenbus_printf(xbt, dev->nodename, - "feature-persistent-grants", "%u", 1); + "feature-persistent", "%u", 1); if (err) dev_warn(&dev->dev, "writing persistent grants feature to xenbus"); |