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| author | Paul Mackerras <paulus@samba.org> | 2006-02-28 16:35:24 +1100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2006-02-28 16:35:24 +1100 |
| commit | 6749c5507388f3fc3719f57a54b540ee83f6661a (patch) | |
| tree | c069f990f86b020a14b50759d0c75475eedde186 /net/ipv6/ip6_output.c | |
| parent | 2cf82c0256b198ae28c465f2c4d7c12c836ea5ea (diff) | |
| parent | 56ec6462af9cba56a04439154e5768672d6f390f (diff) | |
| download | op-kernel-dev-6749c5507388f3fc3719f57a54b540ee83f6661a.zip op-kernel-dev-6749c5507388f3fc3719f57a54b540ee83f6661a.tar.gz | |
Merge ../powerpc-merge
Diffstat (limited to 'net/ipv6/ip6_output.c')
| -rw-r--r-- | net/ipv6/ip6_output.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index efa3e72..f999edd 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -494,6 +494,7 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) struct net_device *dev; struct sk_buff *frag; struct rt6_info *rt = (struct rt6_info*)skb->dst; + struct ipv6_pinfo *np = skb->sk ? inet6_sk(skb->sk) : NULL; struct ipv6hdr *tmp_hdr; struct frag_hdr *fh; unsigned int mtu, hlen, left, len; @@ -505,7 +506,12 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) hlen = ip6_find_1stfragopt(skb, &prevhdr); nexthdr = *prevhdr; - mtu = dst_mtu(&rt->u.dst) - hlen - sizeof(struct frag_hdr); + mtu = dst_mtu(&rt->u.dst); + if (np && np->frag_size < mtu) { + if (np->frag_size) + mtu = np->frag_size; + } + mtu -= hlen + sizeof(struct frag_hdr); if (skb_shinfo(skb)->frag_list) { int first_len = skb_pagelen(skb); @@ -882,7 +888,12 @@ int ip6_append_data(struct sock *sk, int getfrag(void *from, char *to, inet->cork.fl = *fl; np->cork.hop_limit = hlimit; np->cork.tclass = tclass; - inet->cork.fragsize = mtu = dst_mtu(rt->u.dst.path); + mtu = dst_mtu(rt->u.dst.path); + if (np && np->frag_size < mtu) { + if (np->frag_size) + mtu = np->frag_size; + } + inet->cork.fragsize = mtu; if (dst_allfrag(rt->u.dst.path)) inet->cork.flags |= IPCORK_ALLFRAG; inet->cork.length = 0; |
