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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 /net/core | |
parent | 04fb451eff978ca059399eab83d5594b073caf6f (diff) | |
download | op-kernel-dev-55508d601dab7df5cbcc7a63f4be8620eface204.zip op-kernel-dev-55508d601dab7df5cbcc7a63f4be8620eface204.tar.gz |
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/core')
-rw-r--r-- | net/core/dev.c | 6 | ||||
-rw-r--r-- | net/core/skbuff.c | 2 |
2 files changed, 4 insertions, 4 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index 794b20d..92d414a 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1793,7 +1793,7 @@ int skb_checksum_help(struct sk_buff *skb) goto out_set_summed; } - offset = skb->csum_start - skb_headroom(skb); + offset = skb_checksum_start_offset(skb); BUG_ON(offset >= skb_headlen(skb)); csum = skb_checksum(skb, offset, skb->len - offset, 0); @@ -2090,8 +2090,8 @@ int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev, * checksumming here. */ if (skb->ip_summed == CHECKSUM_PARTIAL) { - skb_set_transport_header(skb, skb->csum_start - - skb_headroom(skb)); + skb_set_transport_header(skb, + skb_checksum_start_offset(skb)); if (!dev_can_checksum(dev, skb) && skb_checksum_help(skb)) goto out_kfree_skb; diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 8814a9a..19d6c21 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -1824,7 +1824,7 @@ void skb_copy_and_csum_dev(const struct sk_buff *skb, u8 *to) long csstart; if (skb->ip_summed == CHECKSUM_PARTIAL) - csstart = skb->csum_start - skb_headroom(skb); + csstart = skb_checksum_start_offset(skb); else csstart = skb_headlen(skb); |