From 3d124ea27ae2fc895f81725f0b4c7f3d9c733df4 Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Mon, 27 May 2013 18:24:02 +0300 Subject: [PATCH] cfg80211: fix VHT TDLS peer AID verification I (Johannes) accidentally applied the first version of the patch ("Allow TDLS peer AID to be configured for VHT"). Now apply just the changes between v1 and v2 to get the AID verification and prefer the new attribute over the old one. Signed-off-by: Jouni Malinen Signed-off-by: Johannes Berg --- net/wireless/nl80211.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 687cb64..7183410 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3972,10 +3972,10 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info) params.listen_interval = nla_get_u16(info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL]); - if (info->attrs[NL80211_ATTR_STA_AID]) - params.aid = nla_get_u16(info->attrs[NL80211_ATTR_STA_AID]); - else + if (info->attrs[NL80211_ATTR_PEER_AID]) params.aid = nla_get_u16(info->attrs[NL80211_ATTR_PEER_AID]); + else + params.aid = nla_get_u16(info->attrs[NL80211_ATTR_STA_AID]); if (!params.aid || params.aid > IEEE80211_MAX_AID) return -EINVAL; @@ -4027,7 +4027,8 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info) params.sta_modify_mask &= ~STATION_PARAM_APPLY_UAPSD; /* TDLS peers cannot be added */ - if (params.sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)) + if ((params.sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)) || + info->attrs[NL80211_ATTR_PEER_AID]) return -EINVAL; /* but don't bother the driver with it */ params.sta_flags_mask &= ~BIT(NL80211_STA_FLAG_TDLS_PEER); @@ -4053,7 +4054,8 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info) if (params.sta_flags_mask & BIT(NL80211_STA_FLAG_ASSOCIATED)) return -EINVAL; /* TDLS peers cannot be added */ - if (params.sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)) + if ((params.sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)) || + info->attrs[NL80211_ATTR_PEER_AID]) return -EINVAL; break; case NL80211_IFTYPE_STATION: -- 2.7.4