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Date: Fri, 13 Oct 2023 14:22:52 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Justin Stitt <justinstitt@...gle.com>
Cc: Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-hardening@...r.kernel.org
Subject: Re: [PATCH] net: phy: tja11xx: replace deprecated strncpy with
 ethtool_sprintf

> -	for (i = 0; i < ARRAY_SIZE(tja11xx_hw_stats); i++) {
> -		strncpy(data + i * ETH_GSTRING_LEN,
> -			tja11xx_hw_stats[i].string, ETH_GSTRING_LEN);
> -	}
> +	for (i = 0; i < ARRAY_SIZE(tja11xx_hw_stats); i++)
> +		ethtool_sprintf(&data, "%s", tja11xx_hw_stats[i].string);
>  }

I assume you are using "%s" because tja11xx_hw_stats[i].string cannot
be trusted as a format string? Is this indicating we need an
ethtool_puts() ?

	Andrew

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