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From: Qu Wenruo <quwenruo.btrfs@gmx.com>
To: YueHaibing <yuehaibing@huawei.com>, Chris Mason <clm@fb.com>,
	Josef Bacik <josef@toxicpanda.com>,
	David Sterba <dsterba@suse.com>, Qu Wenruo <wqu@suse.com>
Cc: linux-btrfs@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [PATCH -next] btrfs: qgroup: Fix inconsistent IS_ERR and PTR_ERR
Date: Fri, 25 Jan 2019 09:59:15 +0800
Message-ID: <87ac97b6-2b14-9b48-ed28-4d0cbce7322f@gmx.com> (raw)
In-Reply-To: <1548381009-80383-1-git-send-email-yuehaibing@huawei.com>

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On 2019/1/25 上午9:50, YueHaibing wrote:
> Change the call to PTR_ERR to access the value just tested by IS_ERR.
> 
> Fixes: 2b35a512e9cf ("btrfs: qgroup: Use delayed subtree rescan for balance")
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
>  fs/btrfs/qgroup.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
> index 8559ed9..16d7ec8 100644
> --- a/fs/btrfs/qgroup.c
> +++ b/fs/btrfs/qgroup.c
> @@ -3931,7 +3931,7 @@ int btrfs_qgroup_trace_subtree_after_cow(struct btrfs_trans_handle *trans,
>  				   block->reloc_generation, block->level,
>  				   &block->first_key);
>  	if (IS_ERR(reloc_eb)) {
> -		ret = PTR_ERR(subv_eb);
> +		ret = PTR_ERR(reloc_eb);

Nice catch.

I'll fold the this fix in my original patch if it's OK for you.

Thanks,
Qu

>  		reloc_eb = NULL;
>  		goto free_out;
>  	}
> 
> 
> 


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  reply index

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-25  1:50 YueHaibing
2019-01-25  1:59 ` Qu Wenruo [this message]
2019-01-26  1:37   ` YueHaibing

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