--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1048,6 +1048,8 @@ static int ath9k_start(struct ieee80211_
 		"Starting driver with initial channel: %d MHz\n",
 		curchan->center_freq);
 
+	ath9k_ps_wakeup(sc);
+
 	mutex_lock(&sc->mutex);
 
 	/* setup initial channel */
@@ -1143,6 +1145,8 @@ static int ath9k_start(struct ieee80211_
 mutex_unlock:
 	mutex_unlock(&sc->mutex);
 
+	ath9k_ps_restore(sc);
+
 	return r;
 }
 
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -661,7 +661,6 @@ static void ieee80211_sta_find_ibss(stru
 static void ieee80211_rx_mgmt_probe_req(struct ieee80211_sub_if_data *sdata,
 					struct sk_buff *req)
 {
-	struct ieee80211_rx_status *rx_status = IEEE80211_SKB_RXCB(req);
 	struct ieee80211_mgmt *mgmt = (void *)req->data;
 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
 	struct ieee80211_local *local = sdata->local;
@@ -685,7 +684,7 @@ static void ieee80211_rx_mgmt_probe_req(
 	       mgmt->bssid, tx_last_beacon);
 #endif /* CONFIG_MAC80211_IBSS_DEBUG */
 
-	if (!tx_last_beacon && !(rx_status->rx_flags & IEEE80211_RX_RA_MATCH))
+	if (!tx_last_beacon && is_multicast_ether_addr(mgmt->da))
 		return;
 
 	if (memcmp(mgmt->bssid, ifibss->bssid, ETH_ALEN) != 0 &&
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -659,18 +659,14 @@ minstrel_ht_update_caps(void *priv, stru
 	struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs;
 	struct ieee80211_local *local = hw_to_local(mp->hw);
 	u16 sta_cap = sta->ht_cap.cap;
+	int n_supported = 0;
 	int ack_dur;
 	int stbc;
 	int i;
 
 	/* fall back to the old minstrel for legacy stations */
-	if (!sta->ht_cap.ht_supported) {
-		msp->is_ht = false;
-		memset(&msp->legacy, 0, sizeof(msp->legacy));
-		msp->legacy.r = msp->ratelist;
-		msp->legacy.sample_table = msp->sample_table;
-		return mac80211_minstrel.rate_init(priv, sband, sta, &msp->legacy);
-	}
+	if (!sta->ht_cap.ht_supported)
+		goto use_legacy;
 
 	BUILD_BUG_ON(ARRAY_SIZE(minstrel_mcs_groups) !=
 		MINSTREL_MAX_STREAMS * MINSTREL_STREAM_GROUPS);
@@ -725,7 +721,22 @@ minstrel_ht_update_caps(void *priv, stru
 
 		mi->groups[i].supported =
 			mcs->rx_mask[minstrel_mcs_groups[i].streams - 1];
+
+		if (mi->groups[i].supported)
+			n_supported++;
 	}
+
+	if (!n_supported)
+		goto use_legacy;
+
+	return;
+
+use_legacy:
+	msp->is_ht = false;
+	memset(&msp->legacy, 0, sizeof(msp->legacy));
+	msp->legacy.r = msp->ratelist;
+	msp->legacy.sample_table = msp->sample_table;
+	return mac80211_minstrel.rate_init(priv, sband, sta, &msp->legacy);
 }
 
 static void
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -814,8 +814,8 @@ struct ieee80211_local {
 
 	struct rate_control_ref *rate_ctrl;
 
-	struct crypto_blkcipher *wep_tx_tfm;
-	struct crypto_blkcipher *wep_rx_tfm;
+	struct crypto_cipher *wep_tx_tfm;
+	struct crypto_cipher *wep_rx_tfm;
 	u32 wep_iv;
 
 	/* see iface.c */
--- a/net/mac80211/tkip.c
+++ b/net/mac80211/tkip.c
@@ -202,7 +202,7 @@ EXPORT_SYMBOL(ieee80211_get_tkip_key);
  * @payload_len is the length of payload (_not_ including IV/ICV length).
  * @ta is the transmitter addresses.
  */
-int ieee80211_tkip_encrypt_data(struct crypto_blkcipher *tfm,
+int ieee80211_tkip_encrypt_data(struct crypto_cipher *tfm,
 				struct ieee80211_key *key,
 				u8 *pos, size_t payload_len, u8 *ta)
 {
@@ -223,7 +223,7 @@ int ieee80211_tkip_encrypt_data(struct c
  * beginning of the buffer containing IEEE 802.11 header payload, i.e.,
  * including IV, Ext. IV, real data, Michael MIC, ICV. @payload_len is the
  * length of payload, including IV, Ext. IV, MIC, ICV.  */
-int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm,
+int ieee80211_tkip_decrypt_data(struct crypto_cipher *tfm,
 				struct ieee80211_key *key,
 				u8 *payload, size_t payload_len, u8 *ta,
 				u8 *ra, int only_iv, int queue,
--- a/net/mac80211/tkip.h
+++ b/net/mac80211/tkip.h
@@ -15,7 +15,7 @@
 
 u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key, u16 iv16);
 
-int ieee80211_tkip_encrypt_data(struct crypto_blkcipher *tfm,
+int ieee80211_tkip_encrypt_data(struct crypto_cipher *tfm,
 				 struct ieee80211_key *key,
 				 u8 *pos, size_t payload_len, u8 *ta);
 enum {
@@ -24,7 +24,7 @@ enum {
 	TKIP_DECRYPT_INVALID_KEYIDX = -2,
 	TKIP_DECRYPT_REPLAY = -3,
 };
-int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm,
+int ieee80211_tkip_decrypt_data(struct crypto_cipher *tfm,
 				struct ieee80211_key *key,
 				u8 *payload, size_t payload_len, u8 *ta,
 				u8 *ra, int only_iv, int queue,
--- a/net/mac80211/wep.c
+++ b/net/mac80211/wep.c
@@ -30,17 +30,15 @@ int ieee80211_wep_init(struct ieee80211_
 	/* start WEP IV from a random value */
 	get_random_bytes(&local->wep_iv, WEP_IV_LEN);
 
-	local->wep_tx_tfm = crypto_alloc_blkcipher("ecb(arc4)", 0,
-						CRYPTO_ALG_ASYNC);
+	local->wep_tx_tfm = crypto_alloc_cipher("arc4", 0, CRYPTO_ALG_ASYNC);
 	if (IS_ERR(local->wep_tx_tfm)) {
 		local->wep_rx_tfm = ERR_PTR(-EINVAL);
 		return PTR_ERR(local->wep_tx_tfm);
 	}
 
-	local->wep_rx_tfm = crypto_alloc_blkcipher("ecb(arc4)", 0,
-						CRYPTO_ALG_ASYNC);
+	local->wep_rx_tfm = crypto_alloc_cipher("arc4", 0, CRYPTO_ALG_ASYNC);
 	if (IS_ERR(local->wep_rx_tfm)) {
-		crypto_free_blkcipher(local->wep_tx_tfm);
+		crypto_free_cipher(local->wep_tx_tfm);
 		local->wep_tx_tfm = ERR_PTR(-EINVAL);
 		return PTR_ERR(local->wep_rx_tfm);
 	}
@@ -51,9 +49,9 @@ int ieee80211_wep_init(struct ieee80211_
 void ieee80211_wep_free(struct ieee80211_local *local)
 {
 	if (!IS_ERR(local->wep_tx_tfm))
-		crypto_free_blkcipher(local->wep_tx_tfm);
+		crypto_free_cipher(local->wep_tx_tfm);
 	if (!IS_ERR(local->wep_rx_tfm))
-		crypto_free_blkcipher(local->wep_rx_tfm);
+		crypto_free_cipher(local->wep_rx_tfm);
 }
 
 static inline bool ieee80211_wep_weak_iv(u32 iv, int keylen)
@@ -127,12 +125,11 @@ static void ieee80211_wep_remove_iv(stru
 /* Perform WEP encryption using given key. data buffer must have tailroom
  * for 4-byte ICV. data_len must not include this ICV. Note: this function
  * does _not_ add IV. data = RC4(data | CRC32(data)) */
-int ieee80211_wep_encrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key,
+int ieee80211_wep_encrypt_data(struct crypto_cipher *tfm, u8 *rc4key,
 			       size_t klen, u8 *data, size_t data_len)
 {
-	struct blkcipher_desc desc = { .tfm = tfm };
-	struct scatterlist sg;
 	__le32 icv;
+	int i;
 
 	if (IS_ERR(tfm))
 		return -1;
@@ -140,9 +137,9 @@ int ieee80211_wep_encrypt_data(struct cr
 	icv = cpu_to_le32(~crc32_le(~0, data, data_len));
 	put_unaligned(icv, (__le32 *)(data + data_len));
 
-	crypto_blkcipher_setkey(tfm, rc4key, klen);
-	sg_init_one(&sg, data, data_len + WEP_ICV_LEN);
-	crypto_blkcipher_encrypt(&desc, &sg, &sg, sg.length);
+	crypto_cipher_setkey(tfm, rc4key, klen);
+	for (i = 0; i < data_len + WEP_ICV_LEN; i++)
+		crypto_cipher_encrypt_one(tfm, data + i, data + i);
 
 	return 0;
 }
@@ -186,19 +183,18 @@ int ieee80211_wep_encrypt(struct ieee802
 /* Perform WEP decryption using given key. data buffer includes encrypted
  * payload, including 4-byte ICV, but _not_ IV. data_len must not include ICV.
  * Return 0 on success and -1 on ICV mismatch. */
-int ieee80211_wep_decrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key,
+int ieee80211_wep_decrypt_data(struct crypto_cipher *tfm, u8 *rc4key,
 			       size_t klen, u8 *data, size_t data_len)
 {
-	struct blkcipher_desc desc = { .tfm = tfm };
-	struct scatterlist sg;
 	__le32 crc;
+	int i;
 
 	if (IS_ERR(tfm))
 		return -1;
 
-	crypto_blkcipher_setkey(tfm, rc4key, klen);
-	sg_init_one(&sg, data, data_len + WEP_ICV_LEN);
-	crypto_blkcipher_decrypt(&desc, &sg, &sg, sg.length);
+	crypto_cipher_setkey(tfm, rc4key, klen);
+	for (i = 0; i < data_len + WEP_ICV_LEN; i++)
+		crypto_cipher_decrypt_one(tfm, data + i, data + i);
 
 	crc = cpu_to_le32(~crc32_le(~0, data, data_len));
 	if (memcmp(&crc, data + data_len, WEP_ICV_LEN) != 0)
--- a/net/mac80211/wep.h
+++ b/net/mac80211/wep.h
@@ -18,12 +18,12 @@
 
 int ieee80211_wep_init(struct ieee80211_local *local);
 void ieee80211_wep_free(struct ieee80211_local *local);
-int ieee80211_wep_encrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key,
+int ieee80211_wep_encrypt_data(struct crypto_cipher *tfm, u8 *rc4key,
 				size_t klen, u8 *data, size_t data_len);
 int ieee80211_wep_encrypt(struct ieee80211_local *local,
 			  struct sk_buff *skb,
 			  const u8 *key, int keylen, int keyidx);
-int ieee80211_wep_decrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key,
+int ieee80211_wep_decrypt_data(struct crypto_cipher *tfm, u8 *rc4key,
 			       size_t klen, u8 *data, size_t data_len);
 bool ieee80211_wep_is_weak_iv(struct sk_buff *skb, struct ieee80211_key *key);