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authorFlorian Westphal2018-12-13 16:01:32 +0100
committerPablo Neira Ayuso2018-12-17 23:33:23 +0100
commit76b90019e03d866eab85cb57c2a6416ab94284dc (patch)
tree6de6971a541b32ca5268474120d09570e16231db /net/ipv4
parentfe2d0020994cd9d4f451e3024109319af287413b (diff)
netfilter: nat: remove l4proto->nlattr_to_range
all protocols did set this to nf_nat_l4proto_nlattr_to_range, so just call it directly. The important difference is that we'll now also call it for protocols that we don't support (i.e., nf_nat_proto_unknown did not provide .nlattr_to_range). However, there should be no harm, even icmp provided this callback. If we don't implement a specific l4nat for this, nothing would make use of this information, so adding a big switch/case construct listing all supported l4protocols seems a bit pointless. This change leaves a single function pointer in the l4proto struct. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/netfilter/nf_nat_proto_gre.c3
-rw-r--r--net/ipv4/netfilter/nf_nat_proto_icmp.c3
2 files changed, 0 insertions, 6 deletions
diff --git a/net/ipv4/netfilter/nf_nat_proto_gre.c b/net/ipv4/netfilter/nf_nat_proto_gre.c
index 94b735dd570d..86af36651edd 100644
--- a/net/ipv4/netfilter/nf_nat_proto_gre.c
+++ b/net/ipv4/netfilter/nf_nat_proto_gre.c
@@ -80,9 +80,6 @@ gre_manip_pkt(struct sk_buff *skb,
static const struct nf_nat_l4proto gre = {
.l4proto = IPPROTO_GRE,
.manip_pkt = gre_manip_pkt,
-#if IS_ENABLED(CONFIG_NF_CT_NETLINK)
- .nlattr_to_range = nf_nat_l4proto_nlattr_to_range,
-#endif
};
static int __init nf_nat_proto_gre_init(void)
diff --git a/net/ipv4/netfilter/nf_nat_proto_icmp.c b/net/ipv4/netfilter/nf_nat_proto_icmp.c
index f532e2215970..4fecb3f2c55a 100644
--- a/net/ipv4/netfilter/nf_nat_proto_icmp.c
+++ b/net/ipv4/netfilter/nf_nat_proto_icmp.c
@@ -39,7 +39,4 @@ icmp_manip_pkt(struct sk_buff *skb,
const struct nf_nat_l4proto nf_nat_l4proto_icmp = {
.l4proto = IPPROTO_ICMP,
.manip_pkt = icmp_manip_pkt,
-#if IS_ENABLED(CONFIG_NF_CT_NETLINK)
- .nlattr_to_range = nf_nat_l4proto_nlattr_to_range,
-#endif
};