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-rw-r--r--net/mac80211/tkip.c15
-rw-r--r--net/mac80211/tkip.h2
-rw-r--r--net/mac80211/wpa.c2
3 files changed, 16 insertions, 3 deletions
diff --git a/net/mac80211/tkip.c b/net/mac80211/tkip.c
index 5c36b2d..45d59f1 100644
--- a/net/mac80211/tkip.c
+++ b/net/mac80211/tkip.c
@@ -291,7 +291,7 @@ void ieee80211_tkip_encrypt_data(struct crypto_blkcipher *tfm,
int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm,
struct ieee80211_key *key,
u8 *payload, size_t payload_len, u8 *ta,
- int only_iv, int queue,
+ u8 *ra, int only_iv, int queue,
u32 *out_iv32, u16 *out_iv16)
{
u32 iv32;
@@ -368,6 +368,19 @@ int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm,
printk("\n");
}
#endif /* CONFIG_TKIP_DEBUG */
+ if (key->local->ops->update_tkip_key &&
+ key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) {
+ u8 bcast[ETH_ALEN] =
+ {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+ u8 *sta_addr = key->sta->addr;
+
+ if (is_multicast_ether_addr(ra))
+ sta_addr = bcast;
+
+ key->local->ops->update_tkip_key(
+ local_to_hw(key->local), &key->conf,
+ sta_addr, iv32, key->u.tkip.p1k_rx[queue]);
+ }
}
tkip_mixing_phase2(key->u.tkip.p1k_rx[queue],
diff --git a/net/mac80211/tkip.h b/net/mac80211/tkip.h
index 73d8ef2..ffaee32 100644
--- a/net/mac80211/tkip.h
+++ b/net/mac80211/tkip.h
@@ -31,7 +31,7 @@ enum {
int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm,
struct ieee80211_key *key,
u8 *payload, size_t payload_len, u8 *ta,
- int only_iv, int queue,
+ u8 *ra, int only_iv, int queue,
u32 *out_iv32, u16 *out_iv16);
#endif /* TKIP_H */
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index df0b734..45709ad 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -312,7 +312,7 @@ ieee80211_crypto_tkip_decrypt(struct ieee80211_rx_data *rx)
res = ieee80211_tkip_decrypt_data(rx->local->wep_rx_tfm,
key, skb->data + hdrlen,
skb->len - hdrlen, rx->sta->addr,
- hwaccel, rx->queue,
+ hdr->addr1, hwaccel, rx->queue,
&rx->tkip_iv32,
&rx->tkip_iv16);
if (res != TKIP_DECRYPT_OK || wpa_test) {