X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fmac80211%2Ftx.c;h=69019e943873b697a4d383b0933318928512b4e5;hb=9a5467fd600669cda488771dac3e951034fe2b08;hp=0fbadd8b983c821df9de353217e998058565718f;hpb=8725f25acc656c1522d48a6746055099efdaca4c;p=linux-2.6 diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 0fbadd8b98..69019e9438 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -305,7 +305,7 @@ static void purge_old_ps_buffers(struct ieee80211_local *local) rcu_read_unlock(); local->total_ps_buffered = total; -#ifdef MAC80211_VERBOSE_PS_DEBUG +#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG printk(KERN_DEBUG "%s: PS buffers full - purged %d frames\n", wiphy_name(local->hw.wiphy), purged); #endif @@ -342,7 +342,7 @@ ieee80211_tx_h_multicast_ps_buf(struct ieee80211_tx_data *tx) purge_old_ps_buffers(tx->local); if (skb_queue_len(&tx->sdata->bss->ps_bc_buf) >= AP_MAX_BC_BUFFER) { -#ifdef MAC80211_VERBOSE_PS_DEBUG +#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG if (net_ratelimit()) { printk(KERN_DEBUG "%s: BC TX buffer full - " "dropping the oldest frame\n", @@ -389,7 +389,7 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx) purge_old_ps_buffers(tx->local); if (skb_queue_len(&sta->ps_tx_buf) >= STA_MAX_TX_BUFFER) { struct sk_buff *old = skb_dequeue(&sta->ps_tx_buf); -#ifdef MAC80211_VERBOSE_PS_DEBUG +#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG if (net_ratelimit()) { printk(KERN_DEBUG "%s: STA %s TX " "buffer full - dropping oldest frame\n", @@ -439,14 +439,14 @@ ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx) struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb); u16 fc = tx->fc; - if (unlikely(info->flags & IEEE80211_TX_CTL_DO_NOT_ENCRYPT)) + if (unlikely(tx->skb->do_not_encrypt)) tx->key = NULL; else if (tx->sta && (key = rcu_dereference(tx->sta->key))) tx->key = key; else if ((key = rcu_dereference(tx->sdata->default_key))) tx->key = key; else if (tx->sdata->drop_unencrypted && - !(info->flags & IEEE80211_TX_CTL_EAPOL_FRAME) && + (tx->skb->protocol != cpu_to_be16(ETH_P_PAE)) && !(info->flags & IEEE80211_TX_CTL_INJECTED)) { I802_DEBUG_INC(tx->local->tx_handlers_drop_unencrypted); return TX_DROP; @@ -476,7 +476,7 @@ ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx) } if (!tx->key || !(tx->key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE)) - info->flags |= IEEE80211_TX_CTL_DO_NOT_ENCRYPT; + tx->skb->do_not_encrypt = 1; return TX_CONTINUE; } @@ -732,6 +732,7 @@ ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx) memcpy(skb_put(frag, copylen), pos, copylen); memcpy(frag->cb, first->cb, sizeof(frag->cb)); skb_copy_queue_mapping(frag, first); + frag->do_not_encrypt = first->do_not_encrypt; pos += copylen; left -= copylen; @@ -852,7 +853,7 @@ __ieee80211_parse_tx_radiotap(struct ieee80211_tx_data *tx, sband = tx->local->hw.wiphy->bands[tx->channel->band]; - info->flags |= IEEE80211_TX_CTL_DO_NOT_ENCRYPT; + skb->do_not_encrypt = 1; info->flags |= IEEE80211_TX_CTL_INJECTED; tx->flags &= ~IEEE80211_TX_FRAGMENTED; @@ -925,8 +926,7 @@ __ieee80211_parse_tx_radiotap(struct ieee80211_tx_data *tx, skb_trim(skb, skb->len - FCS_LEN); } if (*iterator.this_arg & IEEE80211_RADIOTAP_F_WEP) - info->flags &= - ~IEEE80211_TX_CTL_DO_NOT_ENCRYPT; + tx->skb->do_not_encrypt = 0; if (*iterator.this_arg & IEEE80211_RADIOTAP_F_FRAG) tx->flags |= IEEE80211_TX_FRAGMENTED; break; @@ -1042,10 +1042,9 @@ static int ieee80211_tx_prepare(struct ieee80211_tx_data *tx, struct sk_buff *skb, struct net_device *mdev) { - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct net_device *dev; - dev = dev_get_by_index(&init_net, info->control.ifindex); + dev = dev_get_by_index(&init_net, skb->iif); if (unlikely(dev && !is_ieee80211_device(dev, mdev))) { dev_put(dev); dev = NULL; @@ -1306,8 +1305,8 @@ int ieee80211_master_start_xmit(struct sk_buff *skb, bool may_encrypt; int ret; - if (info->control.ifindex) - odev = dev_get_by_index(&init_net, info->control.ifindex); + if (skb->iif) + odev = dev_get_by_index(&init_net, skb->iif); if (unlikely(odev && !is_ieee80211_device(odev, dev))) { dev_put(odev); odev = NULL; @@ -1321,9 +1320,13 @@ int ieee80211_master_start_xmit(struct sk_buff *skb, return 0; } + memset(info, 0, sizeof(*info)); + + info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS; + osdata = IEEE80211_DEV_TO_SUB_IF(odev); - may_encrypt = !(info->flags & IEEE80211_TX_CTL_DO_NOT_ENCRYPT); + may_encrypt = !skb->do_not_encrypt; headroom = osdata->local->tx_headroom; if (may_encrypt) @@ -1348,7 +1351,6 @@ int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct ieee80211_radiotap_header *prthdr = (struct ieee80211_radiotap_header *)skb->data; u16 len_rthdr; @@ -1371,11 +1373,11 @@ int ieee80211_monitor_start_xmit(struct sk_buff *skb, skb->dev = local->mdev; /* needed because we set skb device to master */ - info->control.ifindex = dev->ifindex; + skb->iif = dev->ifindex; - info->flags |= IEEE80211_TX_CTL_DO_NOT_ENCRYPT; - /* Interfaces should always request a status report */ - info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS; + /* sometimes we do encrypt injected frames, will be fixed + * up in radiotap parser if not wanted */ + skb->do_not_encrypt = 0; /* * fix up the pointers accounting for the radiotap @@ -1419,7 +1421,6 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); - struct ieee80211_tx_info *info; struct ieee80211_sub_if_data *sdata; int ret = 1, head_need; u16 ethertype, hdrlen, meshhdrlen = 0; @@ -1645,14 +1646,7 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb, nh_pos += hdrlen; h_pos += hdrlen; - info = IEEE80211_SKB_CB(skb); - memset(info, 0, sizeof(*info)); - info->control.ifindex = dev->ifindex; - if (ethertype == ETH_P_PAE) - info->flags |= IEEE80211_TX_CTL_EAPOL_FRAME; - - /* Interfaces should always request a status report */ - info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS; + skb->iif = dev->ifindex; skb->dev = local->mdev; dev->stats.tx_packets++; @@ -1922,6 +1916,8 @@ struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw, info = IEEE80211_SKB_CB(skb); + skb->do_not_encrypt = 1; + info->band = band; rate_control_get_rate(local->mdev, sband, skb, &rsel); @@ -1931,7 +1927,7 @@ struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw, "no rate found\n", wiphy_name(local->hw.wiphy)); } - dev_kfree_skb(skb); + dev_kfree_skb_any(skb); skb = NULL; goto out; } @@ -1940,7 +1936,6 @@ struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw, info->tx_rate_idx = rsel.rate_idx; info->flags |= IEEE80211_TX_CTL_NO_ACK; - info->flags |= IEEE80211_TX_CTL_DO_NOT_ENCRYPT; info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT; info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ; if (sdata->bss_conf.use_short_preamble &&