diff options
Diffstat (limited to 'net/ipv6/mip6.c')
| -rw-r--r-- | net/ipv6/mip6.c | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/net/ipv6/mip6.c b/net/ipv6/mip6.c index be7dd7db65d7..681bb077eacc 100644 --- a/net/ipv6/mip6.c +++ b/net/ipv6/mip6.c @@ -89,7 +89,6 @@ static int mip6_mh_len(int type) int mip6_mh_filter(struct sock *sk, struct sk_buff *skb) { struct ip6_mh *mh; - int mhlen; if (!pskb_may_pull(skb, (skb->h.raw - skb->data) + 8) || !pskb_may_pull(skb, (skb->h.raw - skb->data) + ((skb->h.raw[1] + 1) << 3))) @@ -103,31 +102,6 @@ int mip6_mh_filter(struct sock *sk, struct sk_buff *skb) mip6_param_prob(skb, 0, (&mh->ip6mh_hdrlen) - skb->nh.raw); return -1; } - mhlen = (mh->ip6mh_hdrlen + 1) << 3; - - if (skb->ip_summed == CHECKSUM_COMPLETE) { - skb->ip_summed = CHECKSUM_UNNECESSARY; - if (csum_ipv6_magic(&skb->nh.ipv6h->saddr, - &skb->nh.ipv6h->daddr, - mhlen, IPPROTO_MH, - skb->csum)) { - LIMIT_NETDEBUG(KERN_DEBUG "mip6: MH hw checksum failed\n"); - skb->ip_summed = CHECKSUM_NONE; - } - } - if (skb->ip_summed == CHECKSUM_NONE) { - if (csum_ipv6_magic(&skb->nh.ipv6h->saddr, - &skb->nh.ipv6h->daddr, - mhlen, IPPROTO_MH, - skb_checksum(skb, 0, mhlen, 0))) { - LIMIT_NETDEBUG(KERN_DEBUG "mip6: MH checksum failed " - "[" NIP6_FMT " > " NIP6_FMT "]\n", - NIP6(skb->nh.ipv6h->saddr), - NIP6(skb->nh.ipv6h->daddr)); - return -1; - } - skb->ip_summed = CHECKSUM_UNNECESSARY; - } if (mh->ip6mh_proto != IPPROTO_NONE) { LIMIT_NETDEBUG(KERN_DEBUG "mip6: MH invalid payload proto = %d\n", |