linux-kernel - Re: [PATCH] scsi: 3w-sas: replace deprecated strncpy with strscpy

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Message-ID: <170087016623.1036733.12314891671424643121.b4-ty@oracle.com>
Date:   Fri, 24 Nov 2023 21:54:14 -0500
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Adam Radford <aradford@...il.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        Justin Stitt <justinstitt@...gle.com>
Cc:     "Martin K . Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH] scsi: 3w-sas: replace deprecated strncpy with strscpy

On Mon, 23 Oct 2023 19:50:57 +0000, Justin Stitt wrote:

> strncpy() is deprecated for use on NUL-terminated destination strings
> [1] and as such we should prefer more robust and less ambiguous string
> interfaces.
> 
> This pattern of strncpy(dest, src, strlen(src)) is extremely bug-prone.
> This pattern basically never results in NUL-terminated destination
> strings unless `dest` was zero-initialized. The current implementation
> may be accidentally correct as tw_dev is zero-allocated via:
> 
> [...]

Applied to 6.8/scsi-queue, thanks!

[1/1] scsi: 3w-sas: replace deprecated strncpy with strscpy
      https://git.kernel.org/mkp/scsi/c/7936a19e944b

-- 
Martin K. Petersen	Oracle Linux Engineering