tcp: fix TCP_DEFER_ACCEPT retrans calculation

[safe/jmp/linux-2.6] / net / mac80211 / wpa.c

diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 53e11e6..7077869 100644 (file)
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -122,7 +122,8 @@ ieee80211_rx_h_michael_mic_verify(struct ieee80211_rx_data *rx)
                        return RX_DROP_UNUSABLE;
 
                mac80211_ev_michael_mic_failure(rx->sdata, rx->key->conf.keyidx,
-                                               (void *) skb->data);
+                                               (void *) skb->data, NULL,
+                                               GFP_ATOMIC);
                return RX_DROP_UNUSABLE;
        }
 
@@ -196,19 +197,13 @@ ieee80211_tx_result
 ieee80211_crypto_tkip_encrypt(struct ieee80211_tx_data *tx)
 {
        struct sk_buff *skb = tx->skb;
-       int i;
 
        ieee80211_tx_set_protected(tx);
 
-       if (tkip_encrypt_skb(tx, skb) < 0)
-               return TX_DROP;
-
-       if (tx->extra_frag) {
-               for (i = 0; i < tx->num_extra_frag; i++) {
-                       if (tkip_encrypt_skb(tx, tx->extra_frag[i]))
-                               return TX_DROP;
-               }
-       }
+       do {
+               if (tkip_encrypt_skb(tx, skb) < 0)
+                       return TX_DROP;
+       } while ((skb = skb->next));
 
        return TX_CONTINUE;
 }
@@ -367,9 +362,14 @@ static int ccmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
        int hdrlen, len, tail;
        u8 *pos, *pn;
        int i;
+       bool skip_hw;
+
+       skip_hw = (tx->key->conf.flags & IEEE80211_KEY_FLAG_SW_MGMT) &&
+               ieee80211_is_mgmt(hdr->frame_control);
 
        if ((tx->key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) &&
-           !(tx->key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
+           !(tx->key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV) &&
+           !skip_hw) {
                /* hwaccel - with no need for preallocated room for CCMP
                 * header or MIC fields */
                info->control.hw_key = &tx->key->conf;
@@ -404,7 +404,7 @@ static int ccmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
 
        ccmp_pn2hdr(pos, pn, key->conf.keyidx);
 
-       if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) {
+       if ((key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) && !skip_hw) {
                /* hwaccel - with preallocated room for CCMP header */
                info->control.hw_key = &tx->key->conf;
                return 0;
@@ -423,19 +423,13 @@ ieee80211_tx_result
 ieee80211_crypto_ccmp_encrypt(struct ieee80211_tx_data *tx)
 {
        struct sk_buff *skb = tx->skb;
-       int i;
 
        ieee80211_tx_set_protected(tx);
 
-       if (ccmp_encrypt_skb(tx, skb) < 0)
-               return TX_DROP;
-
-       if (tx->extra_frag) {
-               for (i = 0; i < tx->num_extra_frag; i++) {
-                       if (ccmp_encrypt_skb(tx, tx->extra_frag[i]))
-                               return TX_DROP;
-               }
-       }
+       do {
+               if (ccmp_encrypt_skb(tx, skb) < 0)
+                       return TX_DROP;
+       } while ((skb = skb->next));
 
        return TX_CONTINUE;
 }