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From: Stephen Hemminger <stephen@networkplumber.org>
To: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Cc: Mirko Lindner <mlindner@marvell.com>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] net: ethernet: marvell: sky2.c:  Cleaning up missing null-terminate in conjunction with strncpy
Date: Sun, 14 Sep 2014 20:19:10 -0700	[thread overview]
Message-ID: <20140914201910.1de7b857@urahara> (raw)
In-Reply-To: <1410716023-16068-1-git-send-email-rickard_strandqvist@spectrumdigital.se>

On Sun, 14 Sep 2014 19:33:43 +0200
Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se> wrote:

> Replacing strncpy with strlcpy to avoid strings that lacks null terminate.
> 
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
> ---
>  drivers/net/ethernet/marvell/sky2.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c
> index dba48a5c..7053d38 100644
> --- a/drivers/net/ethernet/marvell/sky2.c
> +++ b/drivers/net/ethernet/marvell/sky2.c
> @@ -4907,7 +4907,7 @@ static const char *sky2_name(u8 chipid, char *buf, int sz)
>  	};
>  
>  	if (chipid >= CHIP_ID_YUKON_XL && chipid <= CHIP_ID_YUKON_OP_2)
> -		strncpy(buf, name[chipid - CHIP_ID_YUKON_XL], sz);
> +		strlcpy(buf, name[chipid - CHIP_ID_YUKON_XL], sz);
>  	else
>  		snprintf(buf, sz, "(chip %#x)", chipid);
>  	return buf;

Useless and unnecessary since the list of names is right there.
Why not avoid the copy?

      parent reply	other threads:[~2014-09-15  3:19 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-14 17:33 [PATCH] net: ethernet: marvell: sky2.c: Cleaning up missing null-terminate in conjunction with strncpy Rickard Strandqvist
2014-09-15  2:05 ` Stephen Hemminger
2014-09-15 17:07   ` David Miller
2014-09-15 20:53     ` Stephen Hemminger
2014-09-15 20:56       ` David Miller
2014-10-14 22:11         ` Rickard Strandqvist
2014-09-15  3:19 ` Stephen Hemminger [this message]

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