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From: David Miller <davem@davemloft.net>
To: jluebbe@debian.org
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH] Fix IP timestamp option (IPOPT_TS_PRESPEC) handling in ip_options_echo()
Date: Thu, 24 Mar 2011 16:20:05 -0700 (PDT)	[thread overview]
Message-ID: <20110324.162005.71589730.davem@davemloft.net> (raw)
In-Reply-To: <1300988662-13204-1-git-send-email-jluebbe@debian.org>

From: Jan Luebbe <jluebbe@debian.org>
Date: Thu, 24 Mar 2011 18:44:22 +0100

> -					if (soffset + 8 <= optlen) {
> +					if (soffset + 7 <= optlen) {

I don't see how you can legally reduce this check from 8 to 7 bytes.

> +						if (inet_addr_type(dev_net(skb_dst(skb)->dev), addr) != RTN_UNICAST) {
>  							dopt->ts_needtime = 1;
>  							soffset += 8;
>  						}

Yet keep this code which advances soffset by 8.

  reply	other threads:[~2011-03-24 23:19 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-24 17:44 [PATCH] Fix IP timestamp option (IPOPT_TS_PRESPEC) handling in ip_options_echo() Jan Luebbe
2011-03-24 23:20 ` David Miller [this message]
2011-03-25  6:11   ` Jan Lübbe
2011-03-28  1:32     ` David Miller

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