diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2010-08-27 14:26:54 +0300 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-08-27 13:27:07 -0400 |
| commit | a621fa4d6a7fdf9d34938d2e129a72624833eeeb (patch) | |
| tree | 1b15e9fabbec3b2bdf04f5cd60526c0154a0dcc1 /net/mac80211/tx.c | |
| parent | c0692b8fe29fb4d4dad33487aabf3ed7e1e880c0 (diff) | |
| download | kernel_samsung_tuna-a621fa4d6a7fdf9d34938d2e129a72624833eeeb.zip kernel_samsung_tuna-a621fa4d6a7fdf9d34938d2e129a72624833eeeb.tar.gz kernel_samsung_tuna-a621fa4d6a7fdf9d34938d2e129a72624833eeeb.tar.bz2 | |
mac80211: allow changing port control protocol
Some vendor specified mechanisms for 802.1X-style
functionality use a different protocol than EAP
(even if EAP is vendor-extensible). Support this
in mac80211 via the cfg80211 API for it.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/tx.c')
| -rw-r--r-- | net/mac80211/tx.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 31a8903..92764bb 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -509,6 +509,18 @@ ieee80211_tx_h_ps_buf(struct ieee80211_tx_data *tx) } static ieee80211_tx_result debug_noinline +ieee80211_tx_h_check_control_port_protocol(struct ieee80211_tx_data *tx) +{ + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb); + + if (unlikely(tx->sdata->control_port_protocol == tx->skb->protocol && + tx->sdata->control_port_no_encrypt)) + info->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT; + + return TX_CONTINUE; +} + +static ieee80211_tx_result debug_noinline ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx) { struct ieee80211_key *key = NULL; @@ -527,7 +539,7 @@ ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx) else if ((key = rcu_dereference(tx->sdata->default_key))) tx->key = key; else if (tx->sdata->drop_unencrypted && - (tx->skb->protocol != cpu_to_be16(ETH_P_PAE)) && + (tx->skb->protocol != tx->sdata->control_port_protocol) && !(info->flags & IEEE80211_TX_CTL_INJECTED) && (!ieee80211_is_robust_mgmt_frame(hdr) || (ieee80211_is_action(hdr->frame_control) && @@ -1349,6 +1361,7 @@ static int invoke_tx_handlers(struct ieee80211_tx_data *tx) CALL_TXH(ieee80211_tx_h_dynamic_ps); CALL_TXH(ieee80211_tx_h_check_assoc); CALL_TXH(ieee80211_tx_h_ps_buf); + CALL_TXH(ieee80211_tx_h_check_control_port_protocol); CALL_TXH(ieee80211_tx_h_select_key); if (!(tx->local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL)) CALL_TXH(ieee80211_tx_h_rate_ctrl); @@ -1826,7 +1839,8 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, #endif case NL80211_IFTYPE_STATION: memcpy(hdr.addr1, sdata->u.mgd.bssid, ETH_ALEN); - if (sdata->u.mgd.use_4addr && ethertype != ETH_P_PAE) { + if (sdata->u.mgd.use_4addr && + cpu_to_be16(ethertype) != sdata->control_port_protocol) { fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS); /* RA TA DA SA */ memcpy(hdr.addr2, sdata->vif.addr, ETH_ALEN); @@ -1879,7 +1893,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, if (!ieee80211_vif_is_mesh(&sdata->vif) && unlikely(!is_multicast_ether_addr(hdr.addr1) && !(sta_flags & WLAN_STA_AUTHORIZED) && - !(ethertype == ETH_P_PAE && + !(cpu_to_be16(ethertype) == sdata->control_port_protocol && compare_ether_addr(sdata->vif.addr, skb->data + ETH_ALEN) == 0))) { #ifdef CONFIG_MAC80211_VERBOSE_DEBUG |