Searched refs:l4csum_offset (Results 1 – 1 of 1) sorted by relevance
| /linux/net/netfilter/ |
| H A D | nft_payload.c | 678 unsigned int *l4csum_offset) in nft_payload_l4csum_offset() argument
685 *l4csum_offset = offsetof(struct tcphdr, check); in nft_payload_l4csum_offset()
692 *l4csum_offset = offsetof(struct udphdr, check); in nft_payload_l4csum_offset()
695 *l4csum_offset = offsetof(struct icmp6hdr, icmp6_cksum); in nft_payload_l4csum_offset()
701 *l4csum_offset += nft_thoff(pkt); in nft_payload_l4csum_offset()
722 int l4csum_offset; in nft_payload_l4csum_update() local
728 if (nft_payload_l4csum_offset(pkt, skb, &l4csum_offset) < 0) in nft_payload_l4csum_update()
731 if (skb_copy_bits(skb, l4csum_offset, &sum, sizeof(sum)) < 0) in nft_payload_l4csum_update()
748 if (skb_ensure_writable(skb, l4csum_offset + sizeof(sum)) || in nft_payload_l4csum_update()
749 skb_store_bits(skb, l4csum_offset, &sum, sizeof(sum)) < 0) in nft_payload_l4csum_update()
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