--- 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);