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mac80211: fix AP mode EAP tx for VLAN stations

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commit 66f2c99af3 upstream.

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>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Felix Fietkau 2012-04-29 15:44:16 +02:00 committed by Greg Kroah-Hartman
parent b00c5b8d85
commit 9bd46fe166
1 changed files with 2 additions and 1 deletions
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3
net/mac80211/tx.c
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@ -1222,7 +1222,8 @@ 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)