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From: Matteo Croce <mcroce@redhat.com>
To: David Laight <David.Laight@ACULAB.COM>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Cc: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [PATCH] netns: more input validation
Date: Tue, 25 Jul 2017 16:08:54 +0200	[thread overview]
Message-ID: <1500991734.2615.1.camel@redhat.com> (raw)
In-Reply-To: <063D6719AE5E284EB5DD2968C1650D6DD003FE88@AcuExch.aculab.com>

Il giorno mar, 25/07/2017 alle 13.47 +0000, David Laight ha scritto:
> Think I'd check:
> 	!name[0] || !memchr(name, 0, NAME_MAX) || strchr(name, '/') ||
> 		(name[0] == '.' && (!name[1] || (name[1] == '.' &&
> !name[2])))
> 
> 	David

Nice optimization, but as strchr() and strcmp() are builtin functions,
at least in GCC, I don't know if there is any real advantage.

  reply	other threads:[~2017-07-25 14:08 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-25 13:30 [PATCH] netns: more input validation Matteo Croce
2017-07-25 13:47 ` David Laight
2017-07-25 14:08   ` Matteo Croce [this message]
2017-07-27 18:26 ` Stephen Hemminger

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