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author | Michał Mirosław <mirq-linux@rere.qmqm.pl> | 2010-12-14 15:24:08 +0000 |
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committer | David S. Miller <davem@davemloft.net> | 2010-12-16 14:43:14 -0800 |
commit | 55508d601dab7df5cbcc7a63f4be8620eface204 (patch) | |
tree | 346f30fae9c726d2e73aba2e37ce1e4a31dcea8c /drivers/net/macvtap.c | |
parent | 04fb451eff978ca059399eab83d5594b073caf6f (diff) | |
download | linux-55508d601dab7df5cbcc7a63f4be8620eface204.tar.gz linux-55508d601dab7df5cbcc7a63f4be8620eface204.tar.bz2 linux-55508d601dab7df5cbcc7a63f4be8620eface204.zip |
net: Use skb_checksum_start_offset()
Replace skb->csum_start - skb_headroom(skb) with skb_checksum_start_offset().
Note for usb/smsc95xx: skb->data - skb->head == skb_headroom(skb).
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/macvtap.c')
-rw-r--r-- | drivers/net/macvtap.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 42567279843e..21845affea13 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -504,8 +504,7 @@ static int macvtap_skb_to_vnet_hdr(const struct sk_buff *skb, if (skb->ip_summed == CHECKSUM_PARTIAL) { vnet_hdr->flags = VIRTIO_NET_HDR_F_NEEDS_CSUM; - vnet_hdr->csum_start = skb->csum_start - - skb_headroom(skb); + vnet_hdr->csum_start = skb_checksum_start_offset(skb); vnet_hdr->csum_offset = skb->csum_offset; } /* else everything is zero */ |