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authorPatrick McHardy <kaber@trash.net>2015-04-11 02:27:36 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2015-04-13 17:17:28 +0200
commitb1c96ed37ceeef5573402d4af202897edaf1e4b8 (patch)
tree8c3664e72dad22a859712a91a49d332cbd28801c /net/netfilter/nft_exthdr.c
parent8cd8937ac0d68435b4ca9bd3c987c3cfea269b4f (diff)
downloadlinux-b1c96ed37ceeef5573402d4af202897edaf1e4b8.tar.gz
netfilter: nf_tables: add register parsing/dumping helpers
Add helper functions to parse and dump register values in netlink attributes. These helpers will later be changed to take care of translation between the old 128 bit and the new 32 bit register numbers. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nft_exthdr.c')
-rw-r--r--net/netfilter/nft_exthdr.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/netfilter/nft_exthdr.c b/net/netfilter/nft_exthdr.c
index a85db7504986a2..098ffee793d757 100644
--- a/net/netfilter/nft_exthdr.c
+++ b/net/netfilter/nft_exthdr.c
@@ -68,7 +68,7 @@ static int nft_exthdr_init(const struct nft_ctx *ctx,
priv->type = nla_get_u8(tb[NFTA_EXTHDR_TYPE]);
priv->offset = ntohl(nla_get_be32(tb[NFTA_EXTHDR_OFFSET]));
priv->len = ntohl(nla_get_be32(tb[NFTA_EXTHDR_LEN]));
- priv->dreg = ntohl(nla_get_be32(tb[NFTA_EXTHDR_DREG]));
+ priv->dreg = nft_parse_register(tb[NFTA_EXTHDR_DREG]);
return nft_validate_register_store(ctx, priv->dreg, NULL,
NFT_DATA_VALUE, priv->len);
@@ -78,7 +78,7 @@ static int nft_exthdr_dump(struct sk_buff *skb, const struct nft_expr *expr)
{
const struct nft_exthdr *priv = nft_expr_priv(expr);
- if (nla_put_be32(skb, NFTA_EXTHDR_DREG, htonl(priv->dreg)))
+ if (nft_dump_register(skb, NFTA_EXTHDR_DREG, priv->dreg))
goto nla_put_failure;
if (nla_put_u8(skb, NFTA_EXTHDR_TYPE, priv->type))
goto nla_put_failure;