diff options
Diffstat (limited to 'target/linux/generic/pending-5.10/150-bridge_allow_receiption_on_disabled_port.patch')
| -rw-r--r-- | target/linux/generic/pending-5.10/150-bridge_allow_receiption_on_disabled_port.patch | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/target/linux/generic/pending-5.10/150-bridge_allow_receiption_on_disabled_port.patch b/target/linux/generic/pending-5.10/150-bridge_allow_receiption_on_disabled_port.patch deleted file mode 100644 index 8ab4b361f0..0000000000 --- a/target/linux/generic/pending-5.10/150-bridge_allow_receiption_on_disabled_port.patch +++ /dev/null @@ -1,45 +0,0 @@ -From: Stephen Hemminger <stephen@networkplumber.org> -Subject: bridge: allow receiption on disabled port - -When an ethernet device is enslaved to a bridge, and the bridge STP -detects loss of carrier (or operational state down), then normally -packet receiption is blocked. - -This breaks control applications like WPA which maybe expecting to -receive packets to negotiate to bring link up. The bridge needs to -block forwarding packets from these disabled ports, but there is no -hard requirement to not allow local packet delivery. - -Signed-off-by: Stephen Hemminger <stephen@networkplumber.org> -Signed-off-by: Felix Fietkau <nbd@nbd.name> - ---- a/net/bridge/br_input.c -+++ b/net/bridge/br_input.c -@@ -202,6 +202,9 @@ static void __br_handle_local_finish(str - /* note: already called with rcu_read_lock */ - static int br_handle_local_finish(struct net *net, struct sock *sk, struct sk_buff *skb) - { -+ struct net_bridge_port *p = br_port_get_rcu(skb->dev); -+ -+ if (p->state != BR_STATE_DISABLED) - __br_handle_local_finish(skb); - - /* return 1 to signal the okfn() was called so it's ok to use the skb */ -@@ -355,6 +358,17 @@ static rx_handler_result_t br_handle_fra - - forward: - switch (p->state) { -+ case BR_STATE_DISABLED: -+ if (ether_addr_equal(p->br->dev->dev_addr, dest)) -+ skb->pkt_type = PACKET_HOST; -+ -+ if (NF_HOOK(NFPROTO_BRIDGE, NF_BR_PRE_ROUTING, -+ dev_net(skb->dev), NULL, skb, skb->dev, NULL, -+ br_handle_local_finish) == 1) { -+ return RX_HANDLER_PASS; -+ } -+ break; -+ - case BR_STATE_FORWARDING: - case BR_STATE_LEARNING: - if (ether_addr_equal(p->br->dev->dev_addr, dest)) |