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author | Michael S. Tsirkin <mst@redhat.com> | 2010-09-21 14:18:01 +0200 |
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committer | Michael S. Tsirkin <mst@redhat.com> | 2010-11-04 12:22:11 +0100 |
commit | dfe5ac5b18be5b10d01a17e734a9905c0def6088 (patch) | |
tree | c5dab52cb8c8aeb2a37546f8ff8ba340412901c7 /drivers/vhost | |
parent | vhost-net: batch use/unuse mm (diff) | |
download | linux-dfe5ac5b18be5b10d01a17e734a9905c0def6088.tar.xz linux-dfe5ac5b18be5b10d01a17e734a9905c0def6088.zip |
vhost: copy_to_user -> __copy_to_user
We do access_ok checks at setup time, so we don't need to
redo them on each access.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/vhost')
-rw-r--r-- | drivers/vhost/vhost.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index c17c881e235a..e6a093187a0e 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -1258,7 +1258,7 @@ static int __vhost_add_used_n(struct vhost_virtqueue *vq, start = vq->last_used_idx % vq->num; used = vq->used->ring + start; - if (copy_to_user(used, heads, count * sizeof *used)) { + if (__copy_to_user(used, heads, count * sizeof *used)) { vq_err(vq, "Failed to write used"); return -EFAULT; } |