From: David Sterba <dsterba@suse.cz>
To: Brahmajit Das <listout@listout.xyz>
Cc: linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-btrfs@vger.kernel.org, clm@fb.com, josef@toxicpanda.com,
dsterba@suse.com, kees@kernel.org, ailiop@suse.com,
Mark Harmstone <mark@harmstone.com>
Subject: Re: [PATCH v3] btrfs: replace deprecated strcpy with strscpy
Date: Fri, 20 Jun 2025 14:27:15 +0200 [thread overview]
Message-ID: <20250620122715.GR4037@twin.jikos.cz> (raw)
In-Reply-To: <20250620014344.27589-1-listout@listout.xyz>
On Fri, Jun 20, 2025 at 07:13:44AM +0530, Brahmajit Das wrote:
> strcpy is deprecated due to lack of bounds checking. This patch replaces
> strcpy with strscpy, the recommended alternative for null terminated
> strings, to follow best practices.
>
> There are instances where strscpy cannot be used such as where both the
> source and destination are character pointers. In that instance we can
> use sysfs_emit or a memcpy.
>
> Update in v2: using sysfs_emit instead of scnprintf
> Update in v3: Removed string.h in xattr, since we are not using any
> fucntions from string.h and fixed length in memcpy in volumes.c
This should be placed under the "---" marker. If it's a new information
relevant for the patch then it should be a normal part of the changelog.
> No functional changes intended.
No need to write this.
>
> Link: https://github.com/KSPP/linux/issues/88
No newline here.
> Suggested-by: Anthony Iliopoulos <ailiop@suse.com>
> Suggested-by: Mark Harmstone <mark@harmstone.com>
> Signed-off-by: Brahmajit Das <listout@listout.xyz>
Otherwise it looks good, thanks.
next prev parent reply other threads:[~2025-06-20 12:27 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-19 14:06 [PATCH] btrfs: replace deprecated strcpy with strscpy Brahmajit Das
2025-06-19 15:39 ` [PATCH v2] " Brahmajit Das
2025-06-19 17:06 ` Mark Harmstone
2025-06-19 17:59 ` Brahmajit Das
2025-06-19 18:03 ` Mark Harmstone
2025-06-20 1:43 ` [PATCH v3] " Brahmajit Das
2025-06-20 5:15 ` Mark Harmstone
2025-06-20 12:27 ` David Sterba [this message]
2025-06-19 17:03 ` [PATCH] " Mark Harmstone
2025-06-19 18:02 ` Brahmajit Das
2025-06-20 12:24 ` David Sterba
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