vhost: missing __user tags

sparse warns about converting void * to void __user *. This is not new
but only got noticed now that vhost is built on more systems.
This is just a question of __user tags missing in a couple of places,
so fix it up.

Fixes: f88949138058 ("vhost: introduce O(1) vq metadata cache")
Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index d450e16c5c254cf470d8f4fae55dd1936e7ecb8d..21a59b598ed87312685f60185a72374ee2f3fc9a 100644 (file)
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -730,7 +730,7 @@ static inline void __user *vhost_vq_meta_fetch(struct vhost_virtqueue *vq,
        if (!map)
                return NULL;
 
-       return (void *)(uintptr_t)(map->addr + addr - map->start);
+       return (void __user *)(uintptr_t)(map->addr + addr - map->start);
 }
 
 /* Can we switch to this memory table? */
@@ -869,7 +869,7 @@ static void __user *__vhost_get_user_slow(struct vhost_virtqueue *vq,
  * not happen in this case.
  */
 static inline void __user *__vhost_get_user(struct vhost_virtqueue *vq,
-                                           void *addr, unsigned int size,
+                                           void __user *addr, unsigned int size,
                                            int type)
 {
        void __user *uaddr = vhost_vq_meta_fetch(vq,