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Re: [PATCH] fs: System memory leak when running HTX with T10 DIF enabled

From Keith Busch <keith.busch@intel.com>
Newsgroups linux.kernel
Subject Re: [PATCH] fs: System memory leak when running HTX with T10 DIF enabled
Date 2017-06-28 20:00 +0200
Message-ID <tXppX-t5-69@gated-at.bofh.it> (permalink)
References <tXppX-t5-71@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Wed, Jun 28, 2017 at 11:32:51AM -0500, wenxiong@linux.vnet.ibm.com wrote:
> diff --git a/fs/block_dev.c b/fs/block_dev.c
> index 519599d..e871444 100644
> --- a/fs/block_dev.c
> +++ b/fs/block_dev.c
> @@ -264,6 +264,10 @@ static void blkdev_bio_end_io_simple(struct bio *bio)
>  
>  	if (unlikely(bio.bi_error))
>  		return bio.bi_error;
> +
> +	if (bio_integrity(&bio))
> +		bio_integrity_free(&bio);
> +
>  	return ret;
>  }

We don't want to leak the integrity payload in case of bi_error either.

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Re: [PATCH] fs: System memory leak when running HTX with T10 DIF  enabled Keith Busch <keith.busch@intel.com> - 2017-06-28 20:00 +0200
  Re: [PATCH] fs: System memory leak when running HTX with T10 DIF  enabled Jens Axboe <axboe@kernel.dk> - 2017-06-28 20:00 +0200
  Re: [PATCH] fs: System memory leak when running HTX with T10 DIF         enabled Christoph Hellwig <hch@lst.de> - 2017-06-28 20:40 +0200
    Re: [PATCH] fs: System memory leak when running HTX with T10 DIF         enabled Christoph Hellwig <hch@lst.de> - 2017-06-28 20:40 +0200
      Re: [PATCH] fs: System memory leak when running HTX with T10 DIF         enabled Christoph Hellwig <hch@lst.de> - 2017-06-28 21:00 +0200
        Re: [PATCH] fs: System memory leak when running HTX with T10 DIF         enabled Christoph Hellwig <hch@lst.de> - 2017-06-28 23:20 +0200
        Re: [PATCH] fs: System memory leak when running HTX with T10 DIF  enabled Shaohua Li <shli@kernel.org> - 2017-06-28 23:20 +0200
          Re: [PATCH] fs: System memory leak when running HTX with T10 DIF         enabled Christoph Hellwig <hch@lst.de> - 2017-06-28 23:30 +0200

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