On 2017年08月19日 14:41, Koichiro Den wrote:
Signed-off-by: Koichiro Den <den@xxxxxxxxxxxxx>
---
drivers/vhost/vhost.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index e4613a3c362d..93e909afc1c3 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -1184,7 +1184,7 @@ static int iotlb_access_ok(struct vhost_virtqueue *vq,
while (len > s) {
node = vhost_umem_interval_tree_iter_first(&umem->umem_tree,
addr,
- addr + len - 1);
+ addr + len - s - 1);
if (node == NULL || node->start > addr) {
vhost_iotlb_miss(vq, addr, access);
return false;
Acked-by: Jason Wang <jasowang@xxxxxxxxxx>
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