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| author | Michał Mirosław <mirq-linux@rere.qmqm.pl> | 2010-12-14 15:24:08 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-12-16 14:43:14 -0800 |
| commit | 55508d601dab7df5cbcc7a63f4be8620eface204 (patch) | |
| tree | 346f30fae9c726d2e73aba2e37ce1e4a31dcea8c /net/packet | |
| parent | 04fb451eff978ca059399eab83d5594b073caf6f (diff) | |
| download | linux-3.10-55508d601dab7df5cbcc7a63f4be8620eface204.tar.gz linux-3.10-55508d601dab7df5cbcc7a63f4be8620eface204.tar.bz2 linux-3.10-55508d601dab7df5cbcc7a63f4be8620eface204.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 'net/packet')
| -rw-r--r-- | net/packet/af_packet.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index e79efaf0638..91cb1d71f01 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1650,8 +1650,7 @@ static int packet_recvmsg(struct kiocb *iocb, struct socket *sock, 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 */ |