linux-kernel - Re: [Ocfs2-devel] [PATCH v2] ocfs2: fix a static checker warning

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Message-ID: <15d5493a-26a4-65a0-0421-d6c921b73bb6@suse.com>
Date:   Wed, 24 May 2017 14:17:46 +0800
From:   Eric Ren <zren@...e.com>
To:     Gang He <ghe@...e.com>, mfasheh@...sity.com, jlbec@...lplan.org
Cc:     linux-kernel@...r.kernel.org, ocfs2-devel@....oracle.com
Subject: Re: [Ocfs2-devel] [PATCH v2] ocfs2: fix a static checker warning

On 05/23/2017 01:17 PM, Gang He wrote:
> This patch will fix a static code checker warning, which looks
> like below,
> fs/ocfs2/inode.c:179 ocfs2_iget()
> warn: passing zero to 'ERR_PTR'
>
> this warning was caused by the
> commit d56a8f32e4c6 ("ocfs2: check/fix inode block for online file check").
> after apply this patch, the error return value will not be NULL(zero).
>
> Signed-off-by: Gang He <ghe@...e.com>
Looks good to me.

Reviewed-by: Eric Ren <zren@...e.com>
> ---
>   fs/ocfs2/inode.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
> index 382401d..1a1e007 100644
> --- a/fs/ocfs2/inode.c
> +++ b/fs/ocfs2/inode.c
> @@ -136,7 +136,7 @@ struct inode *ocfs2_ilookup(struct super_block *sb, u64 blkno)
>   struct inode *ocfs2_iget(struct ocfs2_super *osb, u64 blkno, unsigned flags,
>   			 int sysfile_type)
>   {
> -	int rc = 0;
> +	int rc = -ESTALE;
>   	struct inode *inode = NULL;
>   	struct super_block *sb = osb->sb;
>   	struct ocfs2_find_inode_args args;