linux-kernel - Re: [PATCH] f2fs: use list_for_each rather than list_for_each_safe, in remove_orphan

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: <m3d2qa7gj6.fsf@redhat.com>
Date:	Mon, 22 Jul 2013 17:36:45 +0200
From:	Nikola Pajkovsky <npajkovs@...hat.com>
To:	Gu Zheng <guz.fnst@...fujitsu.com>
Cc:	Kim <jaegeuk.kim@...sung.com>,
	f2fs <linux-f2fs-devel@...ts.sourceforge.net>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] f2fs: use list_for_each rather than list_for_each_safe, in remove_orphan_inode()

Gu Zheng <guz.fnst@...fujitsu.com> writes:

> As we remove the target single node, so list_for_each is enought, in order to
> clean up, we use list_for_each_entry instead.
>
> Signed-off-by: Gu Zheng <guz.fnst@...fujitsu.com>
> ---
>  fs/f2fs/checkpoint.c |    5 ++---
>  1 files changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
> index 290db04..87f7bc2 100644
> --- a/fs/f2fs/checkpoint.c
> +++ b/fs/f2fs/checkpoint.c
> @@ -237,13 +237,12 @@ out:
>  
>  void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
>  {
> -	struct list_head *this, *next, *head;
> +	struct list_head *head;
>  	struct orphan_inode_entry *orphan;
>  
>  	mutex_lock(&sbi->orphan_inode_mutex);
>  	head = &sbi->orphan_inode_list;
> -	list_for_each_safe(this, next, head) {
> -		orphan = list_entry(this, struct orphan_inode_entry, list);
> +	list_for_each_entry(orphan, head, list) {
>  		if (orphan->ino == ino) {
>  			list_del(&orphan->list);
>  			kmem_cache_free(orphan_entry_slab, orphan);

you have meant list_for_each_entry_safe, haven't you?

-- 
Nikola
--
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/