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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/net/802/mrp.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  *	IEEE 802.1Q Multiple Registration Protocol (MRP)
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  *
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@@ -5,10 +6,6 @@
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  *
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  *	Adapted from code in net/802/garp.c
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  *	Copyright (c) 2008 Patrick McHardy <kaber@trash.net>
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- *
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- *	This program is free software; you can redistribute it and/or
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- *	modify it under the terms 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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 #include <linux/kernel.h>
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 #include <linux/timer.h>
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@@ -539,7 +536,7 @@
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 	struct mrp_attr *attr;
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 	if (sizeof(struct mrp_skb_cb) + len >
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-	    FIELD_SIZEOF(struct sk_buff, cb))
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+	    sizeof_field(struct sk_buff, cb))
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 		return -ENOMEM;
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541
 
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 	spin_lock_bh(&app->lock);
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@@ -564,7 +561,7 @@
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 	struct mrp_attr *attr;
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 	if (sizeof(struct mrp_skb_cb) + len >
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-	    FIELD_SIZEOF(struct sk_buff, cb))
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+	    sizeof_field(struct sk_buff, cb))
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 		return;
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 	spin_lock_bh(&app->lock);
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@@ -708,7 +705,7 @@
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 	 * advance to the next event in its Vector.
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 	 */
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 	if (sizeof(struct mrp_skb_cb) + mrp_cb(skb)->mh->attrlen >
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-	    FIELD_SIZEOF(struct sk_buff, cb))
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+	    sizeof_field(struct sk_buff, cb))
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 		return -1;
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 	if (skb_copy_bits(skb, *offset, mrp_cb(skb)->attrvalue,
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 			  mrp_cb(skb)->mh->attrlen) < 0)