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From: Borislav Petkov <bp@suse.de>
To: Dave Hansen <dave@sr71.net>
Cc: x86@kernel.org, linux-kernel@vger.kernel.org,
	dave.hansen@linux.intel.com, hpa@zytor.com, fenghua.yu@intel.com,
	yu-cheng.yu@intel.com
Subject: Re: [PATCH 3/5] x86: simplify early command line parsing
Date: Wed, 6 Jan 2016 18:48:04 +0100	[thread overview]
Message-ID: <20160106174804.GC20321@pd.tnic> (raw)
In-Reply-To: <568D50E4.30102@sr71.net>

On Wed, Jan 06, 2016 at 09:37:40AM -0800, Dave Hansen wrote:
> On 01/06/2016 09:10 AM, Borislav Petkov wrote:
> >> > -	if (!strlen(cmdline))
> >> > -		return 0;
> >> > -
> > Patch 1 adds the strlen(), this patch removes it. Please merge both patches.
> 
> As I mentioned, it doesn't strictly add it.
> 
> Plus, if I go add this back to that patch, I'll end up having to paste
> most of the changelog in to that one.  I think it's much more clear to
> have this hunk live on its own.

So why not leave the min_t:

	maxlen = min_t(int, strlen(cmdline), COMMAND_LINE_SIZE);

and then do:

	while (pos < maxlen)

?

This way it is absolutely clear what's going on.

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
-- 

  reply	other threads:[~2016-01-06 17:48 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-22 22:52 [PATCH 0/5] x86: early command-line parsing fixes / tests (v2) Dave Hansen
2015-12-22 22:52 ` [PATCH 1/5] x86: fix early command-line parsing when matching at end Dave Hansen
2016-01-05 18:35   ` Borislav Petkov
2016-01-05 18:51     ` Dave Hansen
2016-01-06 17:10   ` Borislav Petkov
2016-01-06 17:57   ` Dave Hansen
2016-01-06 18:14     ` Borislav Petkov
2016-02-03 11:34   ` [tip:x86/boot] x86/boot: Fix " tip-bot for Dave Hansen
2015-12-22 22:52 ` [PATCH 2/5] x86: fix early command-line parsing, when partial word match Dave Hansen
2016-02-03 11:35   ` [tip:x86/boot] x86/boot: Fix early command-line parsing when partial word matches tip-bot for Dave Hansen
2015-12-22 22:52 ` [PATCH 3/5] x86: simplify early command line parsing Dave Hansen
2016-01-06 17:10   ` Borislav Petkov
2016-01-06 17:35     ` Dave Hansen
2016-01-06 17:37     ` Dave Hansen
2016-01-06 17:48       ` Borislav Petkov [this message]
2016-02-03 11:35   ` [tip:x86/boot] x86/boot: Simplify " tip-bot for Dave Hansen
2015-12-22 22:52 ` [PATCH 4/5] x86: pass in size to early cmdline parsing Dave Hansen
2016-02-03 11:36   ` [tip:x86/boot] x86/boot: Pass " tip-bot for Dave Hansen
2015-12-22 22:52 ` [PATCH 5/5] x86: test early command-line code Dave Hansen
2016-01-27 12:28   ` Borislav Petkov

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