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author | Patrick McHardy <kaber@trash.net> | 2008-04-14 11:15:47 +0200 |
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committer | Patrick McHardy <kaber@trash.net> | 2008-04-14 11:15:47 +0200 |
commit | ca6a50749012fc17feeec91ee2f9eeacacf06f0b (patch) | |
tree | b5dd90319ac557fedda67287576a4bb4be38347b /net/netfilter | |
parent | 535b57c7c1524125444aa1b874332f6ff1608ef5 (diff) | |
download | linux-stable-ca6a50749012fc17feeec91ee2f9eeacacf06f0b.tar.gz linux-stable-ca6a50749012fc17feeec91ee2f9eeacacf06f0b.tar.bz2 linux-stable-ca6a50749012fc17feeec91ee2f9eeacacf06f0b.zip |
[NETFILTER]: nf_conntrack_netlink: clean up NAT protocol parsing
Move responsibility for setting the IP_NAT_RANGE_PROTO_SPECIFIED flag
to the NAT protocol, properly propagate errors and get rid of ugly
return value convention.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net/netfilter')
-rw-r--r-- | net/netfilter/nf_conntrack_netlink.c | 15 |
1 files changed, 3 insertions, 12 deletions
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index 4a1b42b2b7a5..79d5ecde0ddc 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -705,19 +705,10 @@ static int nfnetlink_parse_nat_proto(struct nlattr *attr, return err; npt = nf_nat_proto_find_get(ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.dst.protonum); - - if (!npt->nlattr_to_range) { - nf_nat_proto_put(npt); - return 0; - } - - /* nlattr_to_range returns 1 if it parsed, 0 if not, neg. on error */ - if (npt->nlattr_to_range(tb, range) > 0) - range->flags |= IP_NAT_RANGE_PROTO_SPECIFIED; - + if (npt->nlattr_to_range) + err = npt->nlattr_to_range(tb, range); nf_nat_proto_put(npt); - - return 0; + return err; } static const struct nla_policy nat_nla_policy[CTA_NAT_MAX+1] = { |