diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index 59fb8320ab4d..7a61de80a8d1 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -6541,10 +6541,13 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set, goto err_element_clash; } - if (!(flags & NFT_SET_ELEM_CATCHALL) && set->size && - !atomic_add_unless(&set->nelems, 1, set->size + set->ndeact)) { - err = -ENFILE; - goto err_set_full; + if (!(flags & NFT_SET_ELEM_CATCHALL)) { + unsigned int max = set->size ? set->size + set->ndeact : UINT_MAX; + + if (!atomic_add_unless(&set->nelems, 1, max)) { + err = -ENFILE; + goto err_set_full; + } } nft_trans_elem(trans) = elem;