Message ID | 20240902231726.171964-3-pablo@netfilter.org |
---|---|
State | Changes Requested |
Headers | show |
Series | [nf-next,v2,1/9] netfilter: nf_tables: elements with timeout below CONFIG_HZ never expire | expand |
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index 1884125ebb28..684dff68b2c3 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -6924,6 +6924,9 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set, &expiration); if (err) return err; + + if (expiration > timeout) + return -ERANGE; } if (nla[NFTA_SET_ELEM_EXPR]) {
Report ERANGE to userspace if user specifies an expiration larger than the timeout. Fixes: 8e1102d5a159 ("netfilter: nf_tables: support timeouts larger than 23 days") Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> --- v2: no changes. net/netfilter/nf_tables_api.c | 3 +++ 1 file changed, 3 insertions(+)