linux-kernel - Re: [PATCH 1/8] Spi: sprd-adi: Getting panic reason before reboot

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Date:   Tue, 15 Aug 2023 14:21:54 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Jiansheng Wu <jiansheng.wu@...soc.com>
Cc:     Orson Zhai <orsonzhai@...il.com>,
        Baolin Wang <baolin.wang@...ux.alibaba.com>,
        Chunyan Zhang <zhang.lyra@...il.com>,
        linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org,
        yongzhi.chen@...soc.com, xiaoqing.wu@...soc.com,
        jianshengwu16@...il.com
Subject: Re: [PATCH 1/8] Spi: sprd-adi: Getting panic reason before reboot

On Tue, Aug 15, 2023 at 10:34:19AM +0800, Jiansheng Wu wrote:

> +	if (strlen(reason) < PANIC_REASON_LEN_MAX)
> +		memcpy(panic_reason, reason, strlen(reason));
> +	else
> +		memcpy(panic_reason, reason, PANIC_REASON_LEN_MAX);

There's length limited strcpy() variants for this.

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