write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/net/nfc/hci/llc_shdlc.c
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@@ -1,19 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * shdlc Link Layer Control
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  *
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  * Copyright (C) 2012  Intel Corporation. All rights reserved.
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms and conditions of the GNU General Public License,
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- * version 2, as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, see <http://www.gnu.org/licenses/>.
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  */
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 #define pr_fmt(fmt) "shdlc: %s: " fmt, __func__
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@@ -134,7 +123,7 @@
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 		return ((y >= x) || (y < z)) ? true : false;
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 }
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-static struct sk_buff *llc_shdlc_alloc_skb(struct llc_shdlc *shdlc,
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+static struct sk_buff *llc_shdlc_alloc_skb(const struct llc_shdlc *shdlc,
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 					   int payload_len)
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 {
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 	struct sk_buff *skb;
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@@ -148,7 +137,7 @@
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 }
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 /* immediately sends an S frame. */
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-static int llc_shdlc_send_s_frame(struct llc_shdlc *shdlc,
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+static int llc_shdlc_send_s_frame(const struct llc_shdlc *shdlc,
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 				  enum sframe_type sframe_type, int nr)
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 {
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 	int r;
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@@ -170,7 +159,7 @@
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 }
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 /* immediately sends an U frame. skb may contain optional payload */
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-static int llc_shdlc_send_u_frame(struct llc_shdlc *shdlc,
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+static int llc_shdlc_send_u_frame(const struct llc_shdlc *shdlc,
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 				  struct sk_buff *skb,
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 				  enum uframe_modifier uframe_modifier)
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 {
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@@ -372,7 +361,7 @@
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 	wake_up(shdlc->connect_wq);
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 }
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-static int llc_shdlc_connect_initiate(struct llc_shdlc *shdlc)
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+static int llc_shdlc_connect_initiate(const struct llc_shdlc *shdlc)
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 {
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 	struct sk_buff *skb;
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@@ -388,7 +377,7 @@
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 	return llc_shdlc_send_u_frame(shdlc, skb, U_FRAME_RSET);
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 }
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-static int llc_shdlc_connect_send_ua(struct llc_shdlc *shdlc)
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+static int llc_shdlc_connect_send_ua(const struct llc_shdlc *shdlc)
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 {
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 	struct sk_buff *skb;
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