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mac80211: fix AP mode EAP tx for VLAN stations

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EAP frames for stations in an AP VLAN are sent on the main AP interface
to avoid race conditions wrt. moving stations.
For that to work properly, sta_info_get_bss must be used instead of
sta_info_get when sending EAP packets.
Previously this was only done for cooked monitor injected packets, so
this patch adds a check for tx->skb->protocol to the same place.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Cc: stable@vger.kernel.org
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau 2012-04-29 15:44:16 +02:00 committed by John W. Linville
parent 4c1bcdb5a3
commit 66f2c99af3
1 changed files with 2 additions and 1 deletions
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3
net/mac80211/tx.c
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@ -1158,7 +1158,8 @@ ieee80211_tx_prepare(struct ieee80211_sub_if_data *sdata,
tx->sta = rcu_dereference(sdata->u.vlan.sta);
if (!tx->sta && sdata->dev->ieee80211_ptr->use_4addr)
return TX_DROP;
} else if (info->flags & IEEE80211_TX_CTL_INJECTED) {
} else if (info->flags & IEEE80211_TX_CTL_INJECTED ||
tx->sdata->control_port_protocol == tx->skb->protocol) {
tx->sta = sta_info_get_bss(sdata, hdr->addr1);
}
if (!tx->sta)