add dts config

hc

2023-12-06 08f87f769b595151be1afeff53e144f543faa614

 kernel/net/rose/rose_link.c
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@@ -1,8 +1,5 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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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 as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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  *
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  * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
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  */
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@@ -239,6 +236,9 @@
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 	unsigned char *dptr;
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 	int len;
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+	if (!neigh->dev)
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+		return;
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+
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 	len = AX25_BPQ_HEADER_LEN + AX25_MAX_HEADER_LEN + ROSE_MIN_LEN + 3;
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 	if ((skb = alloc_skb(len, GFP_ATOMIC)) == NULL)