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netfilter: nf_tables: accept QUEUE/DROP verdict parameters 

Allow userspace to specify the queue number or the errno code for QUEUE
and DROP verdicts.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Patrick McHardy 2014-02-18 18:06:50 +00:00 committed by Pablo Neira Ayuso
parent 67a8fc27cc
commit e0abdadcc6
1 changed files with 10 additions and 5 deletions
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15
net/netfilter/nf_tables_api.c
View File

@ -3174,9 +3174,16 @@ static int nft_verdict_init(const struct nft_ctx *ctx, struct nft_data *data,
data->verdict = ntohl(nla_get_be32(tb[NFTA_VERDICT_CODE]));
switch (data->verdict) {
case NF_ACCEPT:
case NF_DROP:
case NF_QUEUE:
default:
switch (data->verdict & NF_VERDICT_MASK) {
case NF_ACCEPT:
case NF_DROP:
case NF_QUEUE:
break;
default:
return -EINVAL;
}
/* fall through */
case NFT_CONTINUE:
case NFT_BREAK:
case NFT_RETURN:
@ -3197,8 +3204,6 @@ static int nft_verdict_init(const struct nft_ctx *ctx, struct nft_data *data,
data->chain = chain;
desc->len = sizeof(data);
break;
default:
return -EINVAL;
}
desc->type = NFT_DATA_VERDICT;