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(parent: f6c5df7) | patch
vhost: Fix vhost_copy_to_user()
authorEric Auger <eric.auger@redhat.com>
Wed, 11 Apr 2018 13:30:38 +0000 (15:30 +0200)
committerDavid S. Miller <davem@davemloft.net>
Wed, 11 Apr 2018 14:52:34 +0000 (10:52 -0400)
commitf6055ebb73da1fd600f035d7a64f456a6ee4c8ec
tree83c1da2c76b6b049915063144677b9b77a9ba122tree | snapshot
parentf6c5df792c0c1edc1352ef56d4f52df8c402c214commit | diff
vhost: Fix vhost_copy_to_user()

vhost_copy_to_user is used to copy vring used elements to userspace.
We should use VHOST_ADDR_USED instead of VHOST_ADDR_DESC.

Fixes: 52f88933c005 ("vhost: introduce O(1) vq metadata cache")
Signed-off-by: Eric Auger <eric.auger@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/vhost/vhost.c diff | blob | history
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