[NET]: netfilter checksum annotations

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / ipv4 / netfilter / ip_nat_proto_tcp.c

diff --git a/net/ipv4/netfilter/ip_nat_proto_tcp.c b/net/ipv4/netfilter/ip_nat_proto_tcp.c
index 12deb13b93b12aee127377cf316c729cd100f8d8..b586d18b3fb39405f44ae03c12c6b2d5f50e0996 100644 (file)
--- a/net/ipv4/netfilter/ip_nat_proto_tcp.c
+++ b/net/ipv4/netfilter/ip_nat_proto_tcp.c
@@ -129,9 +129,8 @@ tcp_manip_pkt(struct sk_buff **pskb,
        if (hdrsize < sizeof(*hdr))
                return 1;
 
-       hdr->check = nf_proto_csum_update(*pskb, ~oldip, newip, hdr->check, 1);
-       hdr->check = nf_proto_csum_update(*pskb, oldport ^ htons(0xFFFF), newport,
-                                         hdr->check, 0);
+       nf_proto_csum_replace4(&hdr->check, *pskb, oldip, newip, 1);
+       nf_proto_csum_replace2(&hdr->check, *pskb, oldport, newport, 0);
        return 1;
 }