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  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]
Date:	Mon, 4 Oct 2010 11:47:47 +0200
From:	Jan Kara <jack@...e.cz>
To:	Namhyung Kim <namhyung@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, Jan Kara <jack@...e.cz>,
	linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] jbd: Simplify return path of journal_init_common()

On Mon 04-10-10 14:49:58, Namhyung Kim wrote:
> Signed-off-by: Namhyung Kim <namhyung@...il.com>
> ---
>  fs/jbd/journal.c |    7 +++----
>  1 files changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
> index 2c4b1f1..6f20a75 100644
> --- a/fs/jbd/journal.c
> +++ b/fs/jbd/journal.c
> @@ -698,7 +698,7 @@ static journal_t * journal_init_common (void)
>  
>  	journal = kzalloc(sizeof(*journal), GFP_KERNEL);
>  	if (!journal)
> -		goto fail;
> +		goto out;
>  
>  	init_waitqueue_head(&journal->j_wait_transaction_locked);
>  	init_waitqueue_head(&journal->j_wait_logspace);
> @@ -721,11 +721,10 @@ static journal_t * journal_init_common (void)
>  	err = journal_init_revoke(journal, JOURNAL_REVOKE_DEFAULT_HASH);
>  	if (err) {
>  		kfree(journal);
> -		goto fail;
> +		journal = NULL;
>  	}
> +out:
>  	return journal;
> -fail:
> -	return NULL;
  If you want to do something like this (but frankly I'm not so convinced
that the cleanup is worth the code churn), then just do directly
"return NULL". The function is simple enough... Thanks.

								Honza
-- 
Jan Kara <jack@...e.cz>
SUSE Labs, CR
--
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/

Powered by blists - more mailing lists