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kernel: when bridging, do not forward EAP frames to other ports, only deliver them locally

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fixes WPA authentication issues with multiples APs that are connected to each other via bridges

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25095 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2011-01-25 00:25:49 +00:00
parent 706010dbe1
commit b50e3f0e07
7 changed files with 105 additions and 0 deletions
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15
target/linux/generic/patches-2.6.30/280-bridge_no_eap_forward.patch Normal file
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@ -0,0 +1,15 @@
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -61,7 +61,11 @@ int br_handle_frame_finish(struct sk_buf
dst = NULL;
- if (is_multicast_ether_addr(dest)) {
+ if (skb->protocol == htons(ETH_P_PAE)) {
+ skb2 = skb;
+ /* Do not forward 802.1x/EAP frames */
+ skb = NULL;
+ } else if (is_multicast_ether_addr(dest)) {
br->dev->stats.multicast++;
skb2 = skb;
} else if ((dst = __br_fdb_get(br, dest)) && dst->is_local) {

15
target/linux/generic/patches-2.6.32/270-bridge_no_eap_forward.patch Normal file
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@ -0,0 +1,15 @@
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -61,7 +61,11 @@ int br_handle_frame_finish(struct sk_buf
dst = NULL;
- if (is_multicast_ether_addr(dest)) {
+ if (skb->protocol == htons(ETH_P_PAE)) {
+ skb2 = skb;
+ /* Do not forward 802.1x/EAP frames */
+ skb = NULL;
+ } else if (is_multicast_ether_addr(dest)) {
br->dev->stats.multicast++;
skb2 = skb;
} else if ((dst = __br_fdb_get(br, dest)) && dst->is_local) {

15
target/linux/generic/patches-2.6.34/270-bridge_no_eap_forward.patch Normal file
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@ -0,0 +1,15 @@
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -69,7 +69,11 @@ int br_handle_frame_finish(struct sk_buf
dst = NULL;
- if (is_multicast_ether_addr(dest)) {
+ if (skb->protocol == htons(ETH_P_PAE)) {
+ skb2 = skb;
+ /* Do not forward 802.1x/EAP frames */
+ skb = NULL;
+ } else if (is_multicast_ether_addr(dest)) {
mdst = br_mdb_get(br, skb);
if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) {
if ((mdst && !hlist_unhashed(&mdst->mglist)) ||

15
target/linux/generic/patches-2.6.35/270-bridge_no_eap_forward.patch Normal file
View File

@ -0,0 +1,15 @@
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -71,7 +71,11 @@ int br_handle_frame_finish(struct sk_buf
dst = NULL;
- if (is_multicast_ether_addr(dest)) {
+ if (skb->protocol == htons(ETH_P_PAE)) {
+ skb2 = skb;
+ /* Do not forward 802.1x/EAP frames */
+ skb = NULL;
+ } else if (is_multicast_ether_addr(dest)) {
mdst = br_mdb_get(br, skb);
if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) {
if ((mdst && !hlist_unhashed(&mdst->mglist)) ||

15
target/linux/generic/patches-2.6.36/270-bridge_no_eap_forward.patch Normal file
View File

@ -0,0 +1,15 @@
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -73,7 +73,11 @@ int br_handle_frame_finish(struct sk_buf
dst = NULL;
- if (is_multicast_ether_addr(dest)) {
+ if (skb->protocol == htons(ETH_P_PAE)) {
+ skb2 = skb;
+ /* Do not forward 802.1x/EAP frames */
+ skb = NULL;
+ } else if (is_multicast_ether_addr(dest)) {
mdst = br_mdb_get(br, skb);
if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) {
if ((mdst && !hlist_unhashed(&mdst->mglist)) ||

15
target/linux/generic/patches-2.6.37/270-bridge_no_eap_forward.patch Normal file
View File

@ -0,0 +1,15 @@
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -73,7 +73,11 @@ int br_handle_frame_finish(struct sk_buf
dst = NULL;
- if (is_multicast_ether_addr(dest)) {
+ if (skb->protocol == htons(ETH_P_PAE)) {
+ skb2 = skb;
+ /* Do not forward 802.1x/EAP frames */
+ skb = NULL;
+ } else if (is_multicast_ether_addr(dest)) {
mdst = br_mdb_get(br, skb);
if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) {
if ((mdst && !hlist_unhashed(&mdst->mglist)) ||

15
target/linux/generic/patches-2.6.38/270-bridge_no_eap_forward.patch Normal file
View File

@ -0,0 +1,15 @@
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -77,7 +77,11 @@ int br_handle_frame_finish(struct sk_buf
dst = NULL;
- if (is_multicast_ether_addr(dest)) {
+ if (skb->protocol == htons(ETH_P_PAE)) {
+ skb2 = skb;
+ /* Do not forward 802.1x/EAP frames */
+ skb = NULL;
+ } else if (is_multicast_ether_addr(dest)) {
mdst = br_mdb_get(br, skb);
if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) {
if ((mdst && !hlist_unhashed(&mdst->mglist)) ||