Messages in this thread | | | Date | Tue, 17 Oct 2023 12:32:01 +0300 | Subject | Re: [PATCH net-next v5 4/5] net: bridge: Set strict_start_type for br_policy | From | Nikolay Aleksandrov <> |
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On 10/16/23 16:27, Johannes Nixdorf wrote: > Set any new attributes added to br_policy to be parsed strictly, to > prevent userspace from passing garbage. > > Signed-off-by: Johannes Nixdorf <jnixdorf-oss@avm.de> > --- > net/bridge/br_netlink.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c > index 0c3cf6e6dea2..5ad4abfcb7ba 100644 > --- a/net/bridge/br_netlink.c > +++ b/net/bridge/br_netlink.c > @@ -1229,6 +1229,8 @@ static size_t br_port_get_slave_size(const struct net_device *brdev, > } > > static const struct nla_policy br_policy[IFLA_BR_MAX + 1] = { > + [IFLA_BR_UNSPEC] = { .strict_start_type = > + IFLA_BR_FDB_N_LEARNED }, > [IFLA_BR_FORWARD_DELAY] = { .type = NLA_U32 }, > [IFLA_BR_HELLO_TIME] = { .type = NLA_U32 }, > [IFLA_BR_MAX_AGE] = { .type = NLA_U32 }, >
Acked-by: Nikolay Aleksandrov <razor@blackwall.org>
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