From e68e498ff35412daba861c9d6d8ebad8f22a6465 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Wed, 4 Jul 2018 20:14:08 +0200 Subject: kernel: replace bridge port isolate hack with upstream patch backport on 4.14 Signed-off-by: Felix Fietkau (backported from 21ee8ce9b52f8ae4a6babf4032f71e2d4d56392b) (rebased patches) Signed-off-by: Jo-Philipp Wich --- .../640-bridge-only-accept-EAP-locally.patch | 7 +- .../hack-4.14/641-bridge_port_isolate.patch | 76 ---------------------- 2 files changed, 3 insertions(+), 80 deletions(-) delete mode 100644 target/linux/generic/hack-4.14/641-bridge_port_isolate.patch (limited to 'target/linux/generic/hack-4.14') diff --git a/target/linux/generic/hack-4.14/640-bridge-only-accept-EAP-locally.patch b/target/linux/generic/hack-4.14/640-bridge-only-accept-EAP-locally.patch index 83c9cf739f..0dbb8ee3c0 100644 --- a/target/linux/generic/hack-4.14/640-bridge-only-accept-EAP-locally.patch +++ b/target/linux/generic/hack-4.14/640-bridge-only-accept-EAP-locally.patch @@ -13,7 +13,7 @@ Signed-off-by: Felix Fietkau --- a/net/bridge/br_input.c +++ b/net/bridge/br_input.c -@@ -166,11 +166,14 @@ int br_handle_frame_finish(struct net *n +@@ -166,10 +166,14 @@ int br_handle_frame_finish(struct net *n } } @@ -26,7 +26,6 @@ Signed-off-by: Felix Fietkau goto drop; - BR_INPUT_SKB_CB(skb)->brdev = br->dev; -- - if (IS_ENABLED(CONFIG_INET) && skb->protocol == htons(ETH_P_ARP)) - br_do_proxy_arp(skb, br, vid, p); + BR_INPUT_SKB_CB(skb)->src_port_isolated = !!(p->flags & BR_ISOLATED); + if (IS_ENABLED(CONFIG_INET) && skb->protocol == htons(ETH_P_ARP)) diff --git a/target/linux/generic/hack-4.14/641-bridge_port_isolate.patch b/target/linux/generic/hack-4.14/641-bridge_port_isolate.patch deleted file mode 100644 index 43e71ee2ff..0000000000 --- a/target/linux/generic/hack-4.14/641-bridge_port_isolate.patch +++ /dev/null @@ -1,76 +0,0 @@ -From e988390850731aa1697ed09d47b0932fac1af175 Mon Sep 17 00:00:00 2001 -From: Felix Fietkau -Date: Fri, 7 Jul 2017 17:20:03 +0200 -Subject: bridge: port isolate - -Isolating individual bridge ports - -Signed-off-by: Felix Fietkau ---- - include/linux/if_bridge.h | 1 + - net/bridge/br_forward.c | 5 +++++ - net/bridge/br_input.c | 3 +++ - net/bridge/br_sysfs_if.c | 2 ++ - 4 files changed, 11 insertions(+) - ---- a/include/linux/if_bridge.h -+++ b/include/linux/if_bridge.h -@@ -49,6 +49,7 @@ struct br_ip_list { - #define BR_MULTICAST_TO_UNICAST BIT(12) - #define BR_VLAN_TUNNEL BIT(13) - #define BR_BCAST_FLOOD BIT(14) -+#define BR_ISOLATE_MODE BIT(15) - - #define BR_DEFAULT_AGEING_TIME (300 * HZ) - ---- a/net/bridge/br_forward.c -+++ b/net/bridge/br_forward.c -@@ -141,6 +141,9 @@ static int deliver_clone(const struct ne - void br_forward(const struct net_bridge_port *to, - struct sk_buff *skb, bool local_rcv, bool local_orig) - { -+ if (to->flags & BR_ISOLATE_MODE && !local_orig) -+ to = NULL; -+ - if (to && should_deliver(to, skb)) { - if (local_rcv) - deliver_clone(to, skb, local_orig); -@@ -183,6 +186,8 @@ void br_flood(struct net_bridge *br, str - struct net_bridge_port *p; - - list_for_each_entry_rcu(p, &br->port_list, list) { -+ if (!local_orig && (p->flags & BR_ISOLATE_MODE)) -+ continue; - /* Do not flood unicast traffic to ports that turn it off, nor - * other traffic if flood off, except for traffic we originate - */ ---- a/net/bridge/br_input.c -+++ b/net/bridge/br_input.c -@@ -177,6 +177,9 @@ int br_handle_frame_finish(struct net *n - if (IS_ENABLED(CONFIG_INET) && skb->protocol == htons(ETH_P_ARP)) - br_do_proxy_arp(skb, br, vid, p); - -+ if (p->flags & BR_ISOLATE_MODE) -+ return br_pass_frame_up(skb); -+ - switch (pkt_type) { - case BR_PKT_MULTICAST: - mdst = br_mdb_get(br, skb, vid); ---- a/net/bridge/br_sysfs_if.c -+++ b/net/bridge/br_sysfs_if.c -@@ -174,6 +174,7 @@ BRPORT_ATTR_FLAG(proxyarp, BR_PROXYARP); - BRPORT_ATTR_FLAG(proxyarp_wifi, BR_PROXYARP_WIFI); - BRPORT_ATTR_FLAG(multicast_flood, BR_MCAST_FLOOD); - BRPORT_ATTR_FLAG(broadcast_flood, BR_BCAST_FLOOD); -+BRPORT_ATTR_FLAG(isolated, BR_ISOLATE_MODE); - - #ifdef CONFIG_BRIDGE_IGMP_SNOOPING - static ssize_t show_multicast_router(struct net_bridge_port *p, char *buf) -@@ -223,6 +224,7 @@ static const struct brport_attribute *br - &brport_attr_proxyarp_wifi, - &brport_attr_multicast_flood, - &brport_attr_broadcast_flood, -+ &brport_attr_isolated, - NULL - }; - -- cgit v1.2.3