mac80211: fix sta lookup with AP VLAN interfaces and injected frames
When injecting frames, mac80211 currently looks for the first AP interface that matches the source address of the injected frame. This breaks when such a frame is directed at a STA that has been moved to a VLAN. This patch fixes it by using sta_info_get_bss instead of sta_info_get, which also finds stations belonging to a VLAN interface of the same BSS as the AP interface. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -1133,6 +1133,8 @@ ieee80211_tx_prepare(struct ieee80211_sub_if_data *sdata,
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tx->sta = rcu_dereference(sdata->u.vlan.sta);
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if (!tx->sta && sdata->dev->ieee80211_ptr->use_4addr)
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return TX_DROP;
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} else if (info->flags & IEEE80211_TX_CTL_INJECTED) {
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tx->sta = sta_info_get_bss(sdata, hdr->addr1);
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}
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if (!tx->sta)
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tx->sta = sta_info_get(sdata, hdr->addr1);
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