linux-kernel - Re: [patch] f2fs: use _safe() version of list_for

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Message-ID: <CAKYAXd9MONk+mwHSXnoUTVVHqFytFPpfth1uvpcKx9q=g2yPWw@mail.gmail.com>
Date:	Mon, 21 Jan 2013 21:04:15 +0900
From:	Namjae Jeon <linkinjeon@...il.com>
To:	Dan Carpenter <dan.carpenter@...cle.com>
Cc:	jaegeuk.kim@...sung.com,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	linux-f2fs-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [patch] f2fs: use _safe() version of list_for_each

2013/1/21, Dan Carpenter <dan.carpenter@...cle.com>:
> I sometimes write little user space programs to help me check my
> work.  I've attached one.
>
> gcc test.c
> ./a.out
>
> regards,
> dan carpenter
>
Hi Dan.
Thanks for testcase. I understand fully.
list_for_each still use pos after removing pos in loop. So, we need to
use _safe function to get pos->next safely.

Thanks.
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