linux-kernel - Re: [PATCH] remove usage of memmem from scripts/kallsyms.c

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

Message-Id: <c8d2863984d16e31de2aaed038b7367a@kernel.crashing.org>
Date:	Wed, 20 Jun 2007 17:25:37 +0200
From:	Segher Boessenkool <segher@...nel.crashing.org>
To:	Paulo Marques <pmarques@...popie.com>
Cc:	Mike Frysinger <vapier@...too.org>,
	Satyam Sharma <satyam.sharma@...il.com>,
	Andrew Morton <akpm@...l.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] remove usage of memmem from scripts/kallsyms.c

>>> So we could remove the "#define _GNU_SOURCE" at the top
>>> of scripts/kallsyms.c too, presumably? If not (i.e. if there are
>>> more GNUisms left in that file anyway), then I'm not sure if we
>>> really gain by the change.
>> yes, i believe this is true
>
> I only tried in on x86 with my toolchain and it works, but I don't 
> know if it is worth the risk of breaking someone's setup for virtually 
> no gain...

With the memmem() removed, the code builds (and works)
fine on several non-GNU systems.  It should be perfectly
safe to remove the _GNU_SOURCE.  Perhaps you should
replace it with the proper POSIX_ define so it won't
be broken again?


Segher

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/