netfilter: nft_limit: Clone packet limits' cost value

commit 558254b0b6 upstream.

When cloning a packet-based limit expression, copy the cost value as
well. Otherwise the new limit is not functional anymore.

Fixes: 3b9e2ea6c1 ("netfilter: nft_limit: move stateful fields out of expression data")
Signed-off-by: Phil Sutter <phil@nwl.cc>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Phil Sutter 2022-05-24 14:50:01 +02:00 committed by Greg Kroah-Hartman
parent d808805851
commit 42d4617848

View file

@ -218,6 +218,8 @@ static int nft_limit_pkts_clone(struct nft_expr *dst, const struct nft_expr *src
struct nft_limit_priv_pkts *priv_dst = nft_expr_priv(dst);
struct nft_limit_priv_pkts *priv_src = nft_expr_priv(src);
priv_dst->cost = priv_src->cost;
return nft_limit_clone(&priv_dst->limit, &priv_src->limit);
}