1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
|
--- 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);
|
