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-rw-r--r--target/linux/generic/hack-4.14/640-bridge-only-accept-EAP-locally.patch59
-rw-r--r--target/linux/generic/hack-4.19/640-bridge-only-accept-EAP-locally.patch59
-rw-r--r--target/linux/generic/hack-4.9/640-bridge-only-accept-EAP-locally.patch59
3 files changed, 165 insertions, 12 deletions
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 0dbb8ee3c0..fbe9ab0876 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
@@ -1,4 +1,3 @@
-From c6905cfdeb31a5c049db3da434b10fa0d3e83569 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@nbd.name>
Date: Fri, 7 Jul 2017 17:18:54 +0200
Subject: bridge: only accept EAP locally
@@ -7,9 +6,9 @@ When bridging, do not forward EAP frames to other ports, only deliver
them locally, regardless of the state.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
+[add disable_eap_hack sysfs attribute]
+Signed-off-by: Etienne Champetier <champetier.etienne@gmail.com>
---
- net/bridge/br_input.c | 7 +++++--
- 1 file changed, 5 insertions(+), 2 deletions(-)
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -19,7 +18,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
+ BR_INPUT_SKB_CB(skb)->brdev = br->dev;
+
-+ if (skb->protocol == htons(ETH_P_PAE))
++ if (skb->protocol == htons(ETH_P_PAE) && !br->disable_eap_hack)
+ return br_pass_frame_up(skb);
+
if (p->state == BR_STATE_LEARNING)
@@ -29,3 +28,55 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
BR_INPUT_SKB_CB(skb)->src_port_isolated = !!(p->flags & BR_ISOLATED);
if (IS_ENABLED(CONFIG_INET) && skb->protocol == htons(ETH_P_ARP))
+--- a/net/bridge/br_private.h
++++ b/net/bridge/br_private.h
+@@ -320,6 +320,8 @@ struct net_bridge {
+ u16 group_fwd_mask;
+ u16 group_fwd_mask_required;
+
++ bool disable_eap_hack;
++
+ /* STP */
+ bridge_id designated_root;
+ bridge_id bridge_id;
+--- a/net/bridge/br_sysfs_br.c
++++ b/net/bridge/br_sysfs_br.c
+@@ -170,6 +170,30 @@ static ssize_t group_fwd_mask_store(stru
+ }
+ static DEVICE_ATTR_RW(group_fwd_mask);
+
++static ssize_t disable_eap_hack_show(struct device *d,
++ struct device_attribute *attr,
++ char *buf)
++{
++ struct net_bridge *br = to_bridge(d);
++ return sprintf(buf, "%u\n", br->disable_eap_hack);
++}
++
++static int set_disable_eap_hack(struct net_bridge *br, unsigned long val)
++{
++ br->disable_eap_hack = !!val;
++
++ return 0;
++}
++
++static ssize_t disable_eap_hack_store(struct device *d,
++ struct device_attribute *attr,
++ const char *buf,
++ size_t len)
++{
++ return store_bridge_parm(d, buf, len, set_disable_eap_hack);
++}
++static DEVICE_ATTR_RW(disable_eap_hack);
++
+ static ssize_t priority_show(struct device *d, struct device_attribute *attr,
+ char *buf)
+ {
+@@ -817,6 +841,7 @@ static struct attribute *bridge_attrs[]
+ &dev_attr_ageing_time.attr,
+ &dev_attr_stp_state.attr,
+ &dev_attr_group_fwd_mask.attr,
++ &dev_attr_disable_eap_hack.attr,
+ &dev_attr_priority.attr,
+ &dev_attr_bridge_id.attr,
+ &dev_attr_root_id.attr,
diff --git a/target/linux/generic/hack-4.19/640-bridge-only-accept-EAP-locally.patch b/target/linux/generic/hack-4.19/640-bridge-only-accept-EAP-locally.patch
index 3de4048074..f77a1965ca 100644
--- a/target/linux/generic/hack-4.19/640-bridge-only-accept-EAP-locally.patch
+++ b/target/linux/generic/hack-4.19/640-bridge-only-accept-EAP-locally.patch
@@ -1,4 +1,3 @@
-From c6905cfdeb31a5c049db3da434b10fa0d3e83569 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@nbd.name>
Date: Fri, 7 Jul 2017 17:18:54 +0200
Subject: bridge: only accept EAP locally
@@ -7,9 +6,9 @@ When bridging, do not forward EAP frames to other ports, only deliver
them locally, regardless of the state.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
+[add disable_eap_hack sysfs attribute]
+Signed-off-by: Etienne Champetier <champetier.etienne@gmail.com>
---
- net/bridge/br_input.c | 7 +++++--
- 1 file changed, 5 insertions(+), 2 deletions(-)
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -19,7 +18,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
+ BR_INPUT_SKB_CB(skb)->brdev = br->dev;
+
-+ if (skb->protocol == htons(ETH_P_PAE))
++ if (skb->protocol == htons(ETH_P_PAE) && !br->disable_eap_hack)
+ return br_pass_frame_up(skb);
+
if (p->state == BR_STATE_LEARNING)
@@ -29,3 +28,55 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
BR_INPUT_SKB_CB(skb)->src_port_isolated = !!(p->flags & BR_ISOLATED);
if (IS_ENABLED(CONFIG_INET) &&
+--- a/net/bridge/br_private.h
++++ b/net/bridge/br_private.h
+@@ -337,6 +337,8 @@ struct net_bridge {
+ u16 group_fwd_mask;
+ u16 group_fwd_mask_required;
+
++ bool disable_eap_hack;
++
+ /* STP */
+ bridge_id designated_root;
+ bridge_id bridge_id;
+--- a/net/bridge/br_sysfs_br.c
++++ b/net/bridge/br_sysfs_br.c
+@@ -170,6 +170,30 @@ static ssize_t group_fwd_mask_store(stru
+ }
+ static DEVICE_ATTR_RW(group_fwd_mask);
+
++static ssize_t disable_eap_hack_show(struct device *d,
++ struct device_attribute *attr,
++ char *buf)
++{
++ struct net_bridge *br = to_bridge(d);
++ return sprintf(buf, "%u\n", br->disable_eap_hack);
++}
++
++static int set_disable_eap_hack(struct net_bridge *br, unsigned long val)
++{
++ br->disable_eap_hack = !!val;
++
++ return 0;
++}
++
++static ssize_t disable_eap_hack_store(struct device *d,
++ struct device_attribute *attr,
++ const char *buf,
++ size_t len)
++{
++ return store_bridge_parm(d, buf, len, set_disable_eap_hack);
++}
++static DEVICE_ATTR_RW(disable_eap_hack);
++
+ static ssize_t priority_show(struct device *d, struct device_attribute *attr,
+ char *buf)
+ {
+@@ -810,6 +834,7 @@ static struct attribute *bridge_attrs[]
+ &dev_attr_ageing_time.attr,
+ &dev_attr_stp_state.attr,
+ &dev_attr_group_fwd_mask.attr,
++ &dev_attr_disable_eap_hack.attr,
+ &dev_attr_priority.attr,
+ &dev_attr_bridge_id.attr,
+ &dev_attr_root_id.attr,
diff --git a/target/linux/generic/hack-4.9/640-bridge-only-accept-EAP-locally.patch b/target/linux/generic/hack-4.9/640-bridge-only-accept-EAP-locally.patch
index ba87420b32..819314f74a 100644
--- a/target/linux/generic/hack-4.9/640-bridge-only-accept-EAP-locally.patch
+++ b/target/linux/generic/hack-4.9/640-bridge-only-accept-EAP-locally.patch
@@ -1,4 +1,3 @@
-From c6905cfdeb31a5c049db3da434b10fa0d3e83569 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@nbd.name>
Date: Fri, 7 Jul 2017 17:18:54 +0200
Subject: bridge: only accept EAP locally
@@ -7,9 +6,9 @@ When bridging, do not forward EAP frames to other ports, only deliver
them locally, regardless of the state.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
+[add disable_eap_hack sysfs attribute]
+Signed-off-by: Etienne Champetier <champetier.etienne@gmail.com>
---
- net/bridge/br_input.c | 7 +++++--
- 1 file changed, 5 insertions(+), 2 deletions(-)
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -19,7 +18,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
+ BR_INPUT_SKB_CB(skb)->brdev = br->dev;
+
-+ if (skb->protocol == htons(ETH_P_PAE))
++ if (skb->protocol == htons(ETH_P_PAE) && !br->disable_eap_hack)
+ return br_pass_frame_up(skb);
+
if (p->state == BR_STATE_LEARNING)
@@ -30,3 +29,55 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
if (IS_ENABLED(CONFIG_INET) && skb->protocol == htons(ETH_P_ARP))
br_do_proxy_arp(skb, br, vid, p);
+--- a/net/bridge/br_private.h
++++ b/net/bridge/br_private.h
+@@ -295,6 +295,8 @@ struct net_bridge
+ u16 group_fwd_mask;
+ u16 group_fwd_mask_required;
+
++ bool disable_eap_hack;
++
+ /* STP */
+ bridge_id designated_root;
+ bridge_id bridge_id;
+--- a/net/bridge/br_sysfs_br.c
++++ b/net/bridge/br_sysfs_br.c
+@@ -169,6 +169,30 @@ static ssize_t group_fwd_mask_store(stru
+ }
+ static DEVICE_ATTR_RW(group_fwd_mask);
+
++static ssize_t disable_eap_hack_show(struct device *d,
++ struct device_attribute *attr,
++ char *buf)
++{
++ struct net_bridge *br = to_bridge(d);
++ return sprintf(buf, "%u\n", br->disable_eap_hack);
++}
++
++static int set_disable_eap_hack(struct net_bridge *br, unsigned long val)
++{
++ br->disable_eap_hack = !!val;
++
++ return 0;
++}
++
++static ssize_t disable_eap_hack_store(struct device *d,
++ struct device_attribute *attr,
++ const char *buf,
++ size_t len)
++{
++ return store_bridge_parm(d, buf, len, set_disable_eap_hack);
++}
++static DEVICE_ATTR_RW(disable_eap_hack);
++
+ static ssize_t priority_show(struct device *d, struct device_attribute *attr,
+ char *buf)
+ {
+@@ -780,6 +804,7 @@ static struct attribute *bridge_attrs[]
+ &dev_attr_ageing_time.attr,
+ &dev_attr_stp_state.attr,
+ &dev_attr_group_fwd_mask.attr,
++ &dev_attr_disable_eap_hack.attr,
+ &dev_attr_priority.attr,
+ &dev_attr_bridge_id.attr,
+ &dev_attr_root_id.attr,