diff options
Diffstat (limited to 'net/ipv4/netfilter/ip_nat_proto_udp.c')
| -rw-r--r-- | net/ipv4/netfilter/ip_nat_proto_udp.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/net/ipv4/netfilter/ip_nat_proto_udp.c b/net/ipv4/netfilter/ip_nat_proto_udp.c index 4bbec7730d1..5ced0877b32 100644 --- a/net/ipv4/netfilter/ip_nat_proto_udp.c +++ b/net/ipv4/netfilter/ip_nat_proto_udp.c @@ -115,13 +115,10 @@ udp_manip_pkt(struct sk_buff **pskb, } if (hdr->check || (*pskb)->ip_summed == CHECKSUM_PARTIAL) { - hdr->check = nf_proto_csum_update(*pskb, ~oldip, newip, - hdr->check, 1); - hdr->check = nf_proto_csum_update(*pskb, - *portptr ^ htons(0xFFFF), newport, - hdr->check, 0); + nf_proto_csum_replace4(&hdr->check, *pskb, oldip, newip, 1); + nf_proto_csum_replace2(&hdr->check, *pskb, *portptr, newport, 0); if (!hdr->check) - hdr->check = -1; + hdr->check = CSUM_MANGLED_0; } *portptr = newport; return 1; |