linux-kernel - Re: [PATCH V2 linux-next] jffs2: fix sparse warning: unexpected unlock

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: <20140929000243.GA1353@thin>
Date:	Sun, 28 Sep 2014 17:02:44 -0700
From:	Josh Triplett <josh@...htriplett.org>
To:	Fabian Frederick <fabf@...net.be>
Cc:	linux-kernel@...r.kernel.org, linux-sparse@...r.kernel.org,
	Brian Norris <computersforpeace@...il.com>,
	David Woodhouse <dwmw2@...radead.org>,
	linux-mtd@...ts.infradead.org
Subject: Re: [PATCH V2 linux-next] jffs2: fix sparse warning: unexpected
 unlock

On Sun, Sep 28, 2014 at 09:26:32PM +0200, Fabian Frederick wrote:
> fs/jffs2/summary.c:846:5: warning: context imbalance in 'jffs2_sum_write_sumnode' - unexpected unlock
> 
> Suggested-by: Brian Norris <computersforpeace@...il.com>
> Suggested-by: Josh Triplett <josh@...htriplett.org>
> Signed-off-by: Fabian Frederick <fabf@...net.be>

Reviewed-by: Josh Triplett <josh@...htriplett.org>

> V2: use __must_hold instead of __releases / __acquires
> (suggested by Brian Norris and Josh Triplett)
> 
>  fs/jffs2/summary.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/fs/jffs2/summary.c b/fs/jffs2/summary.c
> index c522d09..bc53854 100644
> --- a/fs/jffs2/summary.c
> +++ b/fs/jffs2/summary.c
> @@ -844,6 +844,7 @@ static int jffs2_sum_write_data(struct jffs2_sb_info *c, struct jffs2_eraseblock
>  /* Write out summary information - called from jffs2_do_reserve_space */
>  
>  int jffs2_sum_write_sumnode(struct jffs2_sb_info *c)
> +	__must_hold(&c->erase_completion_block)
>  {
>  	int datasize, infosize, padsize;
>  	struct jffs2_eraseblock *jeb;
> -- 
> 1.9.1
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-sparse" in
> the body of a message to majordomo@...r.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
--
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/