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Diffstat (limited to 'net/ipv6/ip6_output.c')
-rw-r--r--net/ipv6/ip6_output.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 4406546d3ce8..8a7b5c760147 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -191,7 +191,9 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl,
ipv6_push_nfrag_opts(skb, opt, &proto, &first_hop);
}
- hdr = skb->nh.ipv6h = (struct ipv6hdr*)skb_push(skb, sizeof(struct ipv6hdr));
+ skb_push(skb, sizeof(struct ipv6hdr));
+ skb_reset_network_header(skb);
+ hdr = skb->nh.ipv6h;
/*
* Fill in the IPv6 header
@@ -626,7 +628,8 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
__skb_pull(skb, hlen);
fh = (struct frag_hdr*)__skb_push(skb, sizeof(struct frag_hdr));
- skb->nh.raw = __skb_push(skb, hlen);
+ __skb_push(skb, hlen);
+ skb_reset_network_header(skb);
memcpy(skb->nh.raw, tmp_hdr, hlen);
ipv6_select_ident(skb, fh);
@@ -649,7 +652,8 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
frag->ip_summed = CHECKSUM_NONE;
frag->h.raw = frag->data;
fh = (struct frag_hdr*)__skb_push(frag, sizeof(struct frag_hdr));
- frag->nh.raw = __skb_push(frag, hlen);
+ __skb_push(frag, hlen);
+ skb_reset_network_header(frag);
memcpy(frag->nh.raw, tmp_hdr, hlen);
offset += skb->len - hlen - sizeof(struct frag_hdr);
fh->nexthdr = nexthdr;
@@ -1346,7 +1350,9 @@ int ip6_push_pending_frames(struct sock *sk)
if (opt && opt->opt_nflen)
ipv6_push_nfrag_opts(skb, opt, &proto, &final_dst);
- skb->nh.ipv6h = hdr = (struct ipv6hdr*) skb_push(skb, sizeof(struct ipv6hdr));
+ skb_push(skb, sizeof(struct ipv6hdr));
+ skb_reset_network_header(skb);
+ hdr = skb->nh.ipv6h;
*(__be32*)hdr = fl->fl6_flowlabel |
htonl(0x60000000 | ((int)np->cork.tclass << 20));