linux-kernel - Re: [PATCH linux-next] relay: use strscpy() is more robust and safer

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Date:   Mon, 21 Nov 2022 17:07:54 -0800
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     <yang.yang29@....com.cn>
Cc:     <wuchi.zero@...il.com>, <axboe@...nel.dk>,
        <colin.i.king@...il.com>, <linux-kernel@...r.kernel.org>,
        <xu.panda@....com.cn>
Subject: Re: [PATCH linux-next] relay: use strscpy() is more robust and
 safer

On Tue, 22 Nov 2022 08:53:25 +0800 (CST) <yang.yang29@....com.cn> wrote:

> From: Xu Panda <xu.panda@....com.cn>
> 
> The implementation of strscpy() is more robust and safer.
> That's now the recommended way to copy NUL terminated strings.

I really see no benefit to this switch in this situation.  What am I
missing?

But I guess this:

hp2:/usr/src/linux-6.1-rc4> grep -r strlcpy . | wc
    400    1913   34402
hp2:/usr/src/linux-6.1-rc4> grep -r strscpy . | wc 
   2824   11990  266471

is a good enough reason for applying.