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-rw-r--r--drivers/xen/gntdev.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index 57efbd3b053b..bd56653b9bbc 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -380,10 +380,8 @@ static int unmap_grant_pages(struct grant_map *map, int offset, int pages)
}
range = 0;
while (range < pages) {
- if (map->unmap_ops[offset+range].handle == -1) {
- range--;
+ if (map->unmap_ops[offset+range].handle == -1)
break;
- }
range++;
}
err = __unmap_grant_pages(map, offset, range);
@@ -1073,8 +1071,10 @@ unlock_out:
out_unlock_put:
mutex_unlock(&priv->lock);
out_put_map:
- if (use_ptemod)
+ if (use_ptemod) {
map->vma = NULL;
+ unmap_grant_pages(map, 0, map->count);
+ }
gntdev_put_map(priv, map);
return err;
}

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