From: Jason Wang <jasowang@redhat.com>
Date: Wed, 2 May 2012 03:41:30 +0000 (+0800)
Subject: macvtap: zerocopy: fix offset calculation when building skb
X-Git-Tag: v3.5-rc1~109^2~146^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3afc9621f15701c557e60f61eba9242bac2771dd;p=pandora-kernel.git

macvtap: zerocopy: fix offset calculation when building skb

This patch fixes the offset calculation when building skb:

- offset1 were used as skb data offset not vector offset
- reset offset to zero only when we advance to next vector

Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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