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(parent: a3cc23f) | patch
macvtap: advance iov iterator when needed in macvtap_put_user()
authorJason Wang <jasowang@redhat.com>
Thu, 20 Nov 2014 08:31:05 +0000 (16:31 +0800)
committerDavid S. Miller <davem@davemloft.net>
Fri, 21 Nov 2014 19:59:19 +0000 (14:59 -0500)
commitdfab5b43048928318969bda88dd0f83cd88d70cd
treece85b76a4947f86157ae0272dda1e67fd766fea3tree | snapshot
parenta3cc23f19ddc10351153c5202fa2e024e42e07d3commit | diff
macvtap: advance iov iterator when needed in macvtap_put_user()

When mergeable buffer is used, vnet_hdr_sz is greater than sizeof struct
virtio_net_hdr. So we need advance the iov iterators in this case.

Fixes d704626ac21eb2ad9f40f0e89a3ad3c4bfeb9f92 ("macvtap: Use iovec iterators")
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/macvtap.c diff | blob | history
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