diff options
Diffstat (limited to 'include/net/netfilter/nf_tables_ipv6.h')
-rw-r--r-- | include/net/netfilter/nf_tables_ipv6.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/include/net/netfilter/nf_tables_ipv6.h b/include/net/netfilter/nf_tables_ipv6.h new file mode 100644 index 000000000000..4a9b88a65963 --- /dev/null +++ b/include/net/netfilter/nf_tables_ipv6.h @@ -0,0 +1,30 @@ +#ifndef _NF_TABLES_IPV6_H_ +#define _NF_TABLES_IPV6_H_ + +#include <linux/netfilter_ipv6/ip6_tables.h> +#include <net/ipv6.h> + +static inline int +nft_set_pktinfo_ipv6(struct nft_pktinfo *pkt, + const struct nf_hook_ops *ops, + struct sk_buff *skb, + const struct net_device *in, + const struct net_device *out) +{ + int protohdr, thoff = 0; + unsigned short frag_off; + + nft_set_pktinfo(pkt, ops, skb, in, out); + + protohdr = ipv6_find_hdr(pkt->skb, &thoff, -1, &frag_off, NULL); + /* If malformed, drop it */ + if (protohdr < 0) + return -1; + + pkt->xt.thoff = thoff; + pkt->xt.fragoff = frag_off; + + return 0; +} + +#endif |