44 	struct lib80211_wep_data *priv;  in lib80211_wep_init()  local
46 	priv = kzalloc(sizeof(*priv), GFP_ATOMIC);  in lib80211_wep_init()
47 	if (priv == NULL)  in lib80211_wep_init()
49 	priv->key_idx = keyidx;  in lib80211_wep_init()
51 	priv->tx_tfm = crypto_alloc_blkcipher("ecb(arc4)", 0, CRYPTO_ALG_ASYNC);  in lib80211_wep_init()
52 	if (IS_ERR(priv->tx_tfm)) {  in lib80211_wep_init()
53 		priv->tx_tfm = NULL;  in lib80211_wep_init()
57 	priv->rx_tfm = crypto_alloc_blkcipher("ecb(arc4)", 0, CRYPTO_ALG_ASYNC);  in lib80211_wep_init()
58 	if (IS_ERR(priv->rx_tfm)) {  in lib80211_wep_init()
59 		priv->rx_tfm = NULL;  in lib80211_wep_init()
63 	get_random_bytes(&priv->iv, 4);  in lib80211_wep_init()
65 	return priv;  in lib80211_wep_init()
68 	if (priv) {  in lib80211_wep_init()
69 		if (priv->tx_tfm)  in lib80211_wep_init()
70 			crypto_free_blkcipher(priv->tx_tfm);  in lib80211_wep_init()
71 		if (priv->rx_tfm)  in lib80211_wep_init()
72 			crypto_free_blkcipher(priv->rx_tfm);  in lib80211_wep_init()
73 		kfree(priv);  in lib80211_wep_init()
78 static void lib80211_wep_deinit(void *priv)  in lib80211_wep_deinit()  argument
80 	struct lib80211_wep_data *_priv = priv;  in lib80211_wep_deinit()
87 	kfree(priv);  in lib80211_wep_deinit()
92 			       u8 *key, int keylen, void *priv)  in lib80211_wep_build_iv()  argument
94 	struct lib80211_wep_data *wep = priv;  in lib80211_wep_build_iv()
133 static int lib80211_wep_encrypt(struct sk_buff *skb, int hdr_len, void *priv)  in lib80211_wep_encrypt()  argument
135 	struct lib80211_wep_data *wep = priv;  in lib80211_wep_encrypt()
147 	if (lib80211_wep_build_iv(skb, hdr_len, NULL, 0, priv))  in lib80211_wep_encrypt()
180 static int lib80211_wep_decrypt(struct sk_buff *skb, int hdr_len, void *priv)  in lib80211_wep_decrypt()  argument
182 	struct lib80211_wep_data *wep = priv;  in lib80211_wep_decrypt()
231 static int lib80211_wep_set_key(void *key, int len, u8 * seq, void *priv)  in lib80211_wep_set_key()  argument
233 	struct lib80211_wep_data *wep = priv;  in lib80211_wep_set_key()
244 static int lib80211_wep_get_key(void *key, int len, u8 * seq, void *priv)  in lib80211_wep_get_key()  argument
246 	struct lib80211_wep_data *wep = priv;  in lib80211_wep_get_key()
256 static void lib80211_wep_print_stats(struct seq_file *m, void *priv)  in lib80211_wep_print_stats()  argument
258 	struct lib80211_wep_data *wep = priv;  in lib80211_wep_print_stats()