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authorFelix Fietkau <nbd@openwrt.org>2009-11-11 13:17:36 +0100
committerJohn W. Linville <linville@tuxdriver.com>2009-11-13 17:43:59 -0500
commitf501dba4c4c5bda1b64c941997ab7ece1d503945 (patch)
tree2fa9595db31173990bdc8e48685434913bd105bd /net
parent61fa713c751683da915fa0c1aa502be85822c357 (diff)
mac80211: fix broadcast frame handling for 4-addr AP VLANs
Without this patch, broadcast frames from the station behind a 4-addr AP VLAN would be reflected back to the source. Fix this by checking the 4-addr flag before bridging multicast frames in the cell. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/rx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 006cf89df70..6bce97ee253 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1236,7 +1236,7 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx)
if ((sdata->vif.type == NL80211_IFTYPE_AP ||
sdata->vif.type == NL80211_IFTYPE_AP_VLAN) &&
!(sdata->flags & IEEE80211_SDATA_DONT_BRIDGE_PACKETS) &&
- (rx->flags & IEEE80211_RX_RA_MATCH)) {
+ (rx->flags & IEEE80211_RX_RA_MATCH) && !rx->sdata->use_4addr) {
if (is_multicast_ether_addr(ehdr->h_dest)) {
/*
* send multicast frames both to higher layers in