linux-kernel - Re: [PATCH] GFS2: Delete an unnecessary check before the function call "iput"

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: <608064275.10477765.1447423605461.JavaMail.zimbra@redhat.com>
Date:	Fri, 13 Nov 2015 09:06:45 -0500 (EST)
From:	Bob Peterson <rpeterso@...hat.com>
To:	SF Markus Elfring <elfring@...rs.sourceforge.net>
Cc:	Steven Whitehouse <swhiteho@...hat.com>, cluster-devel@...hat.com,
	LKML <linux-kernel@...r.kernel.org>,
	kernel-janitors@...r.kernel.org,
	Julia Lawall <julia.lawall@...6.fr>
Subject: Re: [PATCH] GFS2: Delete an unnecessary check before the function
 call "iput"

----- Original Message -----
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Wed, 4 Nov 2015 21:23:43 +0100
> 
> The iput() function tests whether its argument is NULL and then
> returns immediately. Thus the test around the call is not needed.
> 
> This issue was detected by using the Coccinelle software.
> 
> Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
> ---
>  fs/gfs2/ops_fstype.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
> index baab99b..1f9de17 100644
> --- a/fs/gfs2/ops_fstype.c
> +++ b/fs/gfs2/ops_fstype.c
> @@ -910,8 +910,7 @@ fail_qc_i:
>  fail_ut_i:
>  	iput(sdp->sd_sc_inode);
>  fail:
> -	if (pn)
> -		iput(pn);
> +	iput(pn);
>  	return error;
>  }
>  
> --
> 2.6.2
> 
> 
Hi Markus,

ACK,

I'll save this patch and push it after the current merge window closed.

Regards,

Bob Peterson
Red Hat File Systems
--
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/