vhost: drop hard-coded num_buffers size
authorMichael S. Tsirkin <mst@redhat.com>
Wed, 25 Feb 2015 14:20:01 +0000 (15:20 +0100)
committerDavid S. Miller <davem@davemloft.net>
Fri, 27 Feb 2015 20:53:44 +0000 (15:53 -0500)
commit0d79a493e507437a2135e5ac1a447d4d503488d8
treeeeda1dacebc689cf8e39801af7218f1c5a10fb29
parent4c5a84421c7d1c259c3883a404f9a67a2f55b003
vhost: drop hard-coded num_buffers size

The 2 that we use for copy_to_iter comes from sizeof(u16),
it used to be that way before the iov iter update.
Fix it up, making it obvious the size of stack access
is right.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/vhost/net.c