From 618fcc9aaa3a6d28c7dffd3b485cd464b36719a8 Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Tue, 17 Sep 2024 22:24:44 +0200 Subject: [PATCH] netfilter: nf_tables: missing iterator type in lookup walk commit efefd4f00c967d00ad7abe092554ffbb70c1a793 upstream. Add missing decorator type to lookup expression and tighten WARN_ON_ONCE check in pipapo to spot earlier that this is unset. Fixes: 29b359cf6d95 ("netfilter: nft_set_pipapo: walk over current view on netlink dump") Signed-off-by: Pablo Neira Ayuso Signed-off-by: Greg Kroah-Hartman --- net/netfilter/nft_lookup.c | 1 + net/netfilter/nft_set_pipapo.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/net/netfilter/nft_lookup.c b/net/netfilter/nft_lookup.c index 7ba4b1454db46..1b9edf2b33937 100644 --- a/net/netfilter/nft_lookup.c +++ b/net/netfilter/nft_lookup.c @@ -217,6 +217,7 @@ static int nft_lookup_validate(const struct nft_ctx *ctx, return 0; iter.genmask = nft_genmask_next(ctx->net); + iter.type = NFT_ITER_UPDATE; iter.skip = 0; iter.count = 0; iter.err = 0; diff --git a/net/netfilter/nft_set_pipapo.c b/net/netfilter/nft_set_pipapo.c index 90f129f1a136a..22407e7e0b51e 100644 --- a/net/netfilter/nft_set_pipapo.c +++ b/net/netfilter/nft_set_pipapo.c @@ -2041,7 +2041,8 @@ static void nft_pipapo_walk(const struct nft_ctx *ctx, struct nft_set *set, const struct nft_pipapo_field *f; int i, r; - WARN_ON_ONCE(iter->type == NFT_ITER_UNSPEC); + WARN_ON_ONCE(iter->type != NFT_ITER_READ && + iter->type != NFT_ITER_UPDATE); rcu_read_lock(); if (iter->type == NFT_ITER_READ)