enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/arch/arm/lib/csumpartialcopygeneric.S
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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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  *  linux/arch/arm/lib/csumpartialcopygeneric.S
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  *
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  *  Copyright (C) 1995-2001 Russell King
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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 <asm/assembler.h>
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@@ -89,6 +86,7 @@
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 FN_ENTRY
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 		save_regs
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+		mov	sum, #-1
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 		cmp	len, #8			@ Ensure that we have at least
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 		blo	.Lless8			@ 8 bytes to copy.
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@@ -148,9 +146,9 @@
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 		strb	r5, [dst], #1
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 		mov	r5, r4, get_byte_2
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 .Lexit:		tst	len, #1
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-		strneb	r5, [dst], #1
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+		strbne	r5, [dst], #1
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 		andne	r5, r5, #255
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-		adcnes	sum, sum, r5, put_byte_0
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+		adcsne	sum, sum, r5, put_byte_0
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 		/*
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 		 * If the dst pointer was not 16-bit aligned, we