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authorPablo Neira Ayuso <pablo@netfilter.org>2022-03-12 11:05:46 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2022-03-12 16:07:38 +0100
commited5f85d4229010235eab1e3d9acf6970d9304963 (patch)
treed6997495ef411d8ed016cd85a41e5668d8705517 /net
parentee0a4dc9f317fb9a97f20037d219802ca8de939b (diff)
netfilter: nf_tables: disable register tracking
The register tracking infrastructure is incomplete, it might lead to generating incorrect ruleset bytecode, disable it by now given we are late in the release process. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nf_tables_api.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index c86748b3873b..d71a33ae39b3 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -8260,6 +8260,12 @@ void nf_tables_trans_destroy_flush_work(void)
}
EXPORT_SYMBOL_GPL(nf_tables_trans_destroy_flush_work);
+static bool nft_expr_reduce(struct nft_regs_track *track,
+ const struct nft_expr *expr)
+{
+ return false;
+}
+
static int nf_tables_commit_chain_prepare(struct net *net, struct nft_chain *chain)
{
const struct nft_expr *expr, *last;
@@ -8307,8 +8313,7 @@ static int nf_tables_commit_chain_prepare(struct net *net, struct nft_chain *cha
nft_rule_for_each_expr(expr, last, rule) {
track.cur = expr;
- if (expr->ops->reduce &&
- expr->ops->reduce(&track, expr)) {
+ if (nft_expr_reduce(&track, expr)) {
expr = track.cur;
continue;
}