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authorBrett Mastbergen <bmastbergen@untangle.com>2019-04-24 10:48:44 -0400
committerPablo Neira Ayuso <pablo@netfilter.org>2019-04-30 14:19:57 +0200
commit3087c3f7c23b9c54b956ee5519e97a42413ddf22 (patch)
tree39d13c0a0b90fe6adc92e340198a80aead570143 /net
parentfec9c271b8f1bde1086be5aa415cdb586e0dc800 (diff)
netfilter: nft_ct: Add ct id support
The 'id' key returns the unique id of the conntrack entry as returned by nf_ct_get_id(). Signed-off-by: Brett Mastbergen <bmastbergen@untangle.com> Acked-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nft_ct.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/netfilter/nft_ct.c b/net/netfilter/nft_ct.c
index b422b74bfe08..f043936763f3 100644
--- a/net/netfilter/nft_ct.c
+++ b/net/netfilter/nft_ct.c
@@ -178,6 +178,11 @@ static void nft_ct_get_eval(const struct nft_expr *expr,
return;
}
#endif
+ case NFT_CT_ID:
+ if (!nf_ct_is_confirmed(ct))
+ goto err;
+ *dest = nf_ct_get_id(ct);
+ return;
default:
break;
}
@@ -479,6 +484,9 @@ static int nft_ct_get_init(const struct nft_ctx *ctx,
len = sizeof(u16);
break;
#endif
+ case NFT_CT_ID:
+ len = sizeof(u32);
+ break;
default:
return -EOPNOTSUPP;
}