(0ab045f xtables: fix missing ipt_entry for MASQUERADE target) broke
inversion of built-in selectors, such as -s, -d, etc.
We need to refresh the invflags if -p is used or set it for first
time if -p is not used, otherwise inversion is ignored.
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
iptables/nft-ipv4.c | 4 ++++
iptables/nft-ipv6.c | 4 ++++
2 files changed, 8 insertions(+)
diff --git a/iptables/nft-ipv4.c b/iptables/nft-ipv4.c
index 2ac823f..1afe8b6 100644
--- a/iptables/nft-ipv4.c
+++ b/iptables/nft-ipv4.c
@@ -343,6 +343,10 @@ static void nft_ipv4_post_parse(int command,
struct xtables_args *args)
{
cs->fw.ip.flags = args->flags;
+ /* We already set invflags in proto_parse, but we need to refresh it
+ * to include new parsed options.
+ */
+ cs->fw.ip.invflags = args->invflags;
strncpy(cs->fw.ip.iniface, args->iniface, IFNAMSIZ);
memcpy(cs->fw.ip.iniface_mask,
diff --git a/iptables/nft-ipv6.c b/iptables/nft-ipv6.c
index b02d952..f30cec6 100644
--- a/iptables/nft-ipv6.c
+++ b/iptables/nft-ipv6.c
@@ -264,6 +264,10 @@ static void nft_ipv6_post_parse(int command, struct iptables_command_state *cs,
args->flags |= IP6T_F_PROTO;
cs->fw6.ipv6.flags = args->flags;
+ /* We already set invflags in proto_parse, but we need to refresh it
+ * to include new parsed options.
+ */
+ cs->fw6.ipv6.invflags = args->invflags;
strncpy(cs->fw6.ipv6.iniface, args->iniface, IFNAMSIZ);
memcpy(cs->fw6.ipv6.iniface_mask,
--
1.7.10.4
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