.. | .. |
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| 1 | +/* SPDX-License-Identifier: GPL-2.0-only */ |
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1 | 2 | /* |
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2 | 3 | * linux/arch/arm/lib/csumpartialcopygeneric.S |
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3 | 4 | * |
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4 | 5 | * Copyright (C) 1995-2001 Russell King |
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5 | | - * |
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6 | | - * This program is free software; you can redistribute it and/or modify |
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7 | | - * it under the terms of the GNU General Public License version 2 as |
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8 | | - * published by the Free Software Foundation. |
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9 | 6 | */ |
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10 | 7 | #include <asm/assembler.h> |
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11 | 8 | |
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.. | .. |
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89 | 86 | |
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90 | 87 | FN_ENTRY |
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91 | 88 | save_regs |
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| 89 | + mov sum, #-1 |
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92 | 90 | |
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93 | 91 | cmp len, #8 @ Ensure that we have at least |
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94 | 92 | blo .Lless8 @ 8 bytes to copy. |
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.. | .. |
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148 | 146 | strb r5, [dst], #1 |
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149 | 147 | mov r5, r4, get_byte_2 |
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150 | 148 | .Lexit: tst len, #1 |
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151 | | - strneb r5, [dst], #1 |
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| 149 | + strbne r5, [dst], #1 |
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152 | 150 | andne r5, r5, #255 |
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153 | | - adcnes sum, sum, r5, put_byte_0 |
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| 151 | + adcsne sum, sum, r5, put_byte_0 |
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154 | 152 | |
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155 | 153 | /* |
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156 | 154 | * If the dst pointer was not 16-bit aligned, we |
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