linux-kernel - Re: [PATCH] ocfs2/dlm: Remove redundant assignment of variable ret

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 for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <3d115fed-fa36-a794-60c0-9bcc5df54dc6@linux.alibaba.com>
Date:   Fri, 8 Oct 2021 11:43:49 +0800
From:   Joseph Qi <joseph.qi@...ux.alibaba.com>
To:     Colin King <colin.king@...onical.com>,
        akpm <akpm@...ux-foundation.org>
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org,
        ocfs2-devel <ocfs2-devel@....oracle.com>,
        Mark Fasheh <mark@...heh.com>, Joel Becker <jlbec@...lplan.org>
Subject: Re: [PATCH] ocfs2/dlm: Remove redundant assignment of variable ret



On 10/8/21 7:34 AM, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> The variable ret is being assigned a value that is never read, it is
> updated later on with a different value. The assignment is redundant and
> can be removed.
> 
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Reviewed-by: Joseph Qi <joseph.qi@...ux.alibaba.com>
> ---
>  fs/ocfs2/dlm/dlmrecovery.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/fs/ocfs2/dlm/dlmrecovery.c b/fs/ocfs2/dlm/dlmrecovery.c
> index e24e327524f8..52ad342fec3e 100644
> --- a/fs/ocfs2/dlm/dlmrecovery.c
> +++ b/fs/ocfs2/dlm/dlmrecovery.c
> @@ -2698,7 +2698,6 @@ static int dlm_send_begin_reco_message(struct dlm_ctxt *dlm, u8 dead_node)
>  			continue;
>  		}
>  retry:
> -		ret = -EINVAL;
>  		mlog(0, "attempting to send begin reco msg to %d\n",
>  			  nodenum);
>  		ret = o2net_send_message(DLM_BEGIN_RECO_MSG, dlm->key,
>