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authorAna Rey <anarey@gmail.com>2014-09-02 20:36:14 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2014-09-09 16:31:23 +0200
commit3045d76070abe725dbb7fd8ff39c27b820d5a7eb (patch)
tree7e47594e7f670f854f690c589ba41aa715b4fed5 /net/netfilter/nft_meta.c
parentce24b7217b60980ff0366dc6afbd5418db9972f2 (diff)
netfilter: nf_tables: add devgroup support in meta expresion
Add devgroup support to let us match device group of a packets incoming or outgoing interface. Signed-off-by: Ana Rey <anarey@gmail.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nft_meta.c')
-rw-r--r--net/netfilter/nft_meta.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/net/netfilter/nft_meta.c b/net/netfilter/nft_meta.c
index 843e099a962d..1e7c076ca63a 100644
--- a/net/netfilter/nft_meta.c
+++ b/net/netfilter/nft_meta.c
@@ -155,6 +155,16 @@ void nft_meta_get_eval(const struct nft_expr *expr,
case NFT_META_CPU:
dest->data[0] = smp_processor_id();
break;
+ case NFT_META_IIFGROUP:
+ if (in == NULL)
+ goto err;
+ dest->data[0] = in->group;
+ break;
+ case NFT_META_OIFGROUP:
+ if (out == NULL)
+ goto err;
+ dest->data[0] = out->group;
+ break;
default:
WARN_ON(1);
goto err;
@@ -228,6 +238,8 @@ int nft_meta_get_init(const struct nft_ctx *ctx,
#endif
case NFT_META_PKTTYPE:
case NFT_META_CPU:
+ case NFT_META_IIFGROUP:
+ case NFT_META_OIFGROUP:
break;
default:
return -EOPNOTSUPP;