write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/net/mac80211/tkip.c
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@@ -1,11 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright 2002-2004, Instant802 Networks, Inc.
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  * Copyright 2005, Devicescape Software, Inc.
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  * Copyright (C) 2016 Intel Deutschland GmbH
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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  */
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 #include <linux/kernel.h>
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 #include <linux/bitops.h>
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@@ -222,7 +219,7 @@
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  * @payload_len is the length of payload (_not_ including IV/ICV length).
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  * @ta is the transmitter addresses.
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  */
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-int ieee80211_tkip_encrypt_data(struct crypto_cipher *tfm,
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+int ieee80211_tkip_encrypt_data(struct arc4_ctx *ctx,
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 				struct ieee80211_key *key,
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 				struct sk_buff *skb,
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 				u8 *payload, size_t payload_len)
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@@ -231,7 +228,7 @@
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 	ieee80211_get_tkip_p2k(&key->conf, skb, rc4key);
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-	return ieee80211_wep_encrypt_data(tfm, rc4key, 16,
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+	return ieee80211_wep_encrypt_data(ctx, rc4key, 16,
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 					  payload, payload_len);
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 }
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@@ -239,7 +236,7 @@
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  * beginning of the buffer containing IEEE 802.11 header payload, i.e.,
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  * including IV, Ext. IV, real data, Michael MIC, ICV. @payload_len is the
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  * length of payload, including IV, Ext. IV, MIC, ICV.  */
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-int ieee80211_tkip_decrypt_data(struct crypto_cipher *tfm,
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+int ieee80211_tkip_decrypt_data(struct arc4_ctx *ctx,
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 				struct ieee80211_key *key,
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 				u8 *payload, size_t payload_len, u8 *ta,
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 				u8 *ra, int only_iv, int queue,
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@@ -309,7 +306,7 @@
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 	tkip_mixing_phase2(tk, &rx_ctx->ctx, iv16, rc4key);
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-	res = ieee80211_wep_decrypt_data(tfm, rc4key, 16, pos, payload_len - 12);
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+	res = ieee80211_wep_decrypt_data(ctx, rc4key, 16, pos, payload_len - 12);
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  done:
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 	if (res == TKIP_DECRYPT_OK) {
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 		/*