Merge tag 'drm/tegra/for-5.1-rc5' of git://anongit.freedesktop.org/tegra/linux into...

[thirdparty/kernel/stable.git] / net / ipv6 / ip6_output.c

diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index edbd12067170bc77332d57a04c96812d9702520b..e51f3c648b094afe1d60a518db36a42444c4c55d 100644 (file)
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -601,7 +601,7 @@ int ip6_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
                                inet6_sk(skb->sk) : NULL;
        struct ipv6hdr *tmp_hdr;
        struct frag_hdr *fh;
-       unsigned int mtu, hlen, left, len;
+       unsigned int mtu, hlen, left, len, nexthdr_offset;
        int hroom, troom;
        __be32 frag_id;
        int ptr, offset = 0, err = 0;
@@ -612,6 +612,7 @@ int ip6_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
                goto fail;
        hlen = err;
        nexthdr = *prevhdr;
+       nexthdr_offset = prevhdr - skb_network_header(skb);
 
        mtu = ip6_skb_dst_mtu(skb);
 
@@ -646,6 +647,7 @@ int ip6_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
            (err = skb_checksum_help(skb)))
                goto fail;
 
+       prevhdr = skb_network_header(skb) + nexthdr_offset;
        hroom = LL_RESERVED_SPACE(rt->dst.dev);
        if (skb_has_frag_list(skb)) {
                unsigned int first_len = skb_pagelen(skb);