linux-ext4 - Re: [PATCH 1/2] debugfs.c: the max length of debugfs argument is too short

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <51F616B5.6020606@windriver.com>
Date:	Mon, 29 Jul 2013 15:16:05 +0800
From:	Robert Yang <liezhi.yang@...driver.com>
To:	"Theodore Ts'o" <tytso@....edu>
CC:	<linux-ext4@...r.kernel.org>, <dvhart@...ux.intel.com>,
	<darrick.wong@...cle.com>
Subject: Re: [PATCH 1/2] debugfs.c: the max length of debugfs argument is
 too short


Hi Ted,

Thanks, I will update it and send a V3.

// Robert

On 07/29/2013 10:37 AM, Theodore Ts'o wrote:
> On Fri, Jul 26, 2013 at 06:30:56PM +0800, Robert Yang wrote:
>> The max length of debugfs argument is 256 which is too short, the
>> arguments are two paths, the PATH_MAX is 4096 according to
>> /usr/include/linux/limits.h, use 2048 (4096 / 2) is a reasonable value.
>
> I'd just use BUFSIZ (which is 8192 on Linux systems).  That's what the
> ss library uses, and if you might have two paths and PATH_MAX is 4096,
> 2048 could easily be too small.
>
> 					- Ted
>
>
--
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html