netfilter: nft_quota: fix overquota logic



Use xor to decide to break further rule evaluation or not, since the
existing logic doesn't achieve the expected inversion.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

parent 0d9932b2

net/netfilter/nft_quota.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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_quota(priv, pkt) < 0) ^ priv->invert)
		regs->verdict.code = NFT_BREAK;
		}