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authorPablo Neira Ayuso <pablo@netfilter.org>2016-09-02 21:00:59 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2016-09-07 11:02:06 +0200
commit22609b43b194917dce2188ae9a78bc40a14e67b5 (patch)
tree5c6e1932b47032319530ae445ce76ba9e2bded6a /net/netfilter
parentdb6d857b819a00627a3bd911f49ee3156766bba8 (diff)
netfilter: nft_quota: introduce nft_overquota()
This is patch renames the existing function to nft_overquota() and make it return a boolean that tells us if we have exceeded our byte quota. Just a cleanup. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter')
-rw-r--r--net/netfilter/nft_quota.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/netfilter/nft_quota.c b/net/netfilter/nft_quota.c
index 92b6ff16dbb3..c00104c07095 100644
--- a/net/netfilter/nft_quota.c
+++ b/net/netfilter/nft_quota.c
@@ -21,10 +21,10 @@ struct nft_quota {
atomic64_t remain;
};
-static inline long nft_quota(struct nft_quota *priv,
- const struct nft_pktinfo *pkt)
+static inline bool nft_overquota(struct nft_quota *priv,
+ const struct nft_pktinfo *pkt)
{
- return atomic64_sub_return(pkt->skb->len, &priv->remain);
+ return atomic64_sub_return(pkt->skb->len, &priv->remain) < 0;
}
static void nft_quota_eval(const struct nft_expr *expr,
@@ -33,7 +33,7 @@ static void nft_quota_eval(const struct nft_expr *expr,
{
struct nft_quota *priv = nft_expr_priv(expr);
- if ((nft_quota(priv, pkt) < 0) ^ priv->invert)
+ if (nft_overquota(priv, pkt) ^ priv->invert)
regs->verdict.code = NFT_BREAK;
}