diff options
| author | Grant Likely <grant.likely@secretlab.ca> | 2011-03-17 13:46:58 -0600 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2011-03-17 13:48:06 -0600 |
| commit | 2dd22997679a88874c131f6e6ffb963e6d43b3a6 (patch) | |
| tree | bfe1707dda7e755b8b550c6796e2649813bcfbb9 /include/net/udplite.h | |
| parent | 36885ff0e6563687e6152da6d311abbf83c0198f (diff) | |
| parent | 7b7adc4a016a1decb806eb71ecab98721fa7f146 (diff) | |
Merge remote-tracking branch 'origin' into spi/next
Pull in Linus' tree to pick up changes required for the langwell gpio fixes
Diffstat (limited to 'include/net/udplite.h')
| -rw-r--r-- | include/net/udplite.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/net/udplite.h b/include/net/udplite.h index afdffe607b2..673a024c6b2 100644 --- a/include/net/udplite.h +++ b/include/net/udplite.h @@ -115,6 +115,18 @@ static inline __wsum udplite_csum_outgoing(struct sock *sk, struct sk_buff *skb) return csum; } +static inline __wsum udplite_csum(struct sk_buff *skb) +{ + struct sock *sk = skb->sk; + int cscov = udplite_sender_cscov(udp_sk(sk), udp_hdr(skb)); + const int off = skb_transport_offset(skb); + const int len = skb->len - off; + + skb->ip_summed = CHECKSUM_NONE; /* no HW support for checksumming */ + + return skb_checksum(skb, off, min(cscov, len), 0); +} + extern void udplite4_register(void); extern int udplite_get_port(struct sock *sk, unsigned short snum, int (*scmp)(const struct sock *, const struct sock *)); |