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From: "Darrick J. Wong" <djwong@kernel.org>
To: Christoph Hellwig <hch@lst.de>
Cc: Christian Brauner <brauner@kernel.org>,
	Anuj Gupta <anuj20.g@samsung.com>,
	Kanchan Joshi <joshi.k@samsung.com>,
	linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 2/2] iomap: iomap_bio_read_folio_range_sync is missing a call to bio_uninit
Date: Tue, 4 Aug 2026 10:46:09 -0700	[thread overview]
Message-ID: <20260804174609.GG3556460@frogsfrogsfrogs> (raw)
In-Reply-To: <20260804124404.737145-3-hch@lst.de>

On Tue, Aug 04, 2026 at 05:43:58AM -0700, Christoph Hellwig wrote:
> Which could leak blkg references.
> 
> Fixes: c03cea42149d ("iomap: add initial support for writes without buffer heads")
> Signed-off-by: Christoph Hellwig <hch@lst.de>

Makes sense that we have to uninit that which we initted earlier;
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>

--D

> ---
>  fs/iomap/bio.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/fs/iomap/bio.c b/fs/iomap/bio.c
> index 30ef78a66b4f..48100c614431 100644
> --- a/fs/iomap/bio.c
> +++ b/fs/iomap/bio.c
> @@ -184,5 +184,6 @@ int iomap_bio_read_folio_range_sync(const struct iomap_iter *iter,
>  			error = fs_bio_integrity_verify(&bio, sector, len);
>  		fs_bio_integrity_free(&bio);
>  	}
> +	bio_uninit(&bio);
>  	return error;
>  }
> -- 
> 2.53.0
> 
> 

      reply	other threads:[~2026-08-04 17:46 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-04 12:43 fixes for iomap_bio_read_folio_range_sync Christoph Hellwig
2026-08-04 12:43 ` [PATCH 1/2] iomap: don't free integrity payload that doesn't exist Christoph Hellwig
2026-08-04 12:43 ` [PATCH 2/2] iomap: iomap_bio_read_folio_range_sync is missing a call to bio_uninit Christoph Hellwig
2026-08-04 17:46   ` Darrick J. Wong [this message]

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