diff options
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/netfilter/ip6_tables.c | 2 | ||||
| -rw-r--r-- | net/ipv6/netfilter/nf_conntrack_reasm.c | 5 |
2 files changed, 4 insertions, 3 deletions
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c index caf9e375a0f..b97aedce62a 100644 --- a/net/ipv6/netfilter/ip6_tables.c +++ b/net/ipv6/netfilter/ip6_tables.c @@ -1448,7 +1448,7 @@ static void __exit ip6_tables_fini(void) int ipv6_find_hdr(const struct sk_buff *skb, unsigned int *offset, int target, unsigned short *fragoff) { - unsigned int start = (u8 *)(ipv6_hdr(skb) + 1) - skb->data; + unsigned int start = skb_network_offset(skb) + sizeof(struct ipv6hdr); u8 nexthdr = ipv6_hdr(skb)->nexthdr; unsigned int len = skb->len - start; diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c index b7889ceef55..721f02d7b7f 100644 --- a/net/ipv6/netfilter/nf_conntrack_reasm.c +++ b/net/ipv6/netfilter/nf_conntrack_reasm.c @@ -707,8 +707,9 @@ static int find_prev_fhdr(struct sk_buff *skb, u8 *prevhdrp, int *prevhoff, int *fhoff) { u8 nexthdr = ipv6_hdr(skb)->nexthdr; - u8 prev_nhoff = (u8 *)&ipv6_hdr(skb)->nexthdr - skb->data; - int start = (u8 *)(ipv6_hdr(skb) + 1) - skb->data; + const int netoff = skb_network_offset(skb); + u8 prev_nhoff = netoff + offsetof(struct ipv6hdr, nexthdr); + int start = netoff + sizeof(struct ipv6hdr); int len = skb->len - start; u8 prevhdr = NEXTHDR_IPV6; |