Merge tag 'sunxi-dt-for-3.15' of https://github.com/mripard/linux into next/dt

[karo-tx-linux.git] / net / netfilter / nf_nat_proto_sctp.c

diff --git a/net/netfilter/nf_nat_proto_sctp.c b/net/netfilter/nf_nat_proto_sctp.c
index 396e55d46f90c77ea25a88cc1e94decc76f81050..754536f2c67488acd4345cdcec3740916ab24fea 100644 (file)
--- a/net/netfilter/nf_nat_proto_sctp.c
+++ b/net/netfilter/nf_nat_proto_sctp.c
@@ -34,9 +34,7 @@ sctp_manip_pkt(struct sk_buff *skb,
               const struct nf_conntrack_tuple *tuple,
               enum nf_nat_manip_type maniptype)
 {
-       struct sk_buff *frag;
        sctp_sctphdr_t *hdr;
-       __u32 crc32;
 
        if (!skb_make_writable(skb, hdroff + sizeof(*hdr)))
                return false;
@@ -51,11 +49,7 @@ sctp_manip_pkt(struct sk_buff *skb,
                hdr->dest = tuple->dst.u.sctp.port;
        }
 
-       crc32 = sctp_start_cksum((u8 *)hdr, skb_headlen(skb) - hdroff);
-       skb_walk_frags(skb, frag)
-               crc32 = sctp_update_cksum((u8 *)frag->data, skb_headlen(frag),
-                                         crc32);
-       hdr->checksum = sctp_end_cksum(crc32);
+       hdr->checksum = sctp_compute_cksum(skb, hdroff);
 
        return true;
 }