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From: Bruce Richardson <bruce.richardson@intel.com>
To: Radu Nicolau <radu.nicolau@intel.com>
Cc: dev@dpdk.org, john.mcnamara@intel.com, maryam.tahhan@intel.com,
	reshma.pattan@intel.com, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] app/procinfo: fix strncpy count issue
Date: Tue, 20 Feb 2018 13:29:14 +0000	[thread overview]
Message-ID: <20180220132914.GA10780@bricha3-MOBL3.ger.corp.intel.com> (raw)
In-Reply-To: <1519131456-9928-1-git-send-email-radu.nicolau@intel.com>

On Tue, Feb 20, 2018 at 12:57:36PM +0000, Radu Nicolau wrote:
> Change strncpy count parameter to MAX_LONG_OPT_SZ-1 to avoid
> overwriting the last NULL character and for consistency.
> 
> Fixes: 2deb6b5246d7 ("app/procinfo: add collectd format and host id")
> Coverity issue: 30688
> 
> Cc: stable@dpdk.org
> 
> Signed-off-by: Radu Nicolau <radu.nicolau@intel.com>
> ---
strncpy is a very nasty function that is easy to get wrong. Rather than
fixing it's off by one errors, I think a better fix is to use snprintf
as is done in most other places.

/Bruce

      parent reply	other threads:[~2018-02-20 13:29 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-20 12:57 Radu Nicolau
2018-02-20 13:00 ` [dpdk-dev] [PATCH v2] " Radu Nicolau
2018-02-20 13:52   ` [dpdk-dev] [PATCH v3] " Radu Nicolau
2018-02-20 14:16     ` Bruce Richardson
2018-03-27 22:25       ` [dpdk-dev] [dpdk-stable] " Thomas Monjalon
2018-02-20 13:29 ` Bruce Richardson [this message]

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