Re: [PATCH 6/8] xfs_io: fix copy_file_range length argument overflow

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Subject: Re: [PATCH 6/8] xfs_io: fix copy_file_range length argument overflow
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Sat, 25 Jan 2020 15:18:15 -0800
Cc: sandeen@xxxxxxxxxxx, linux-xfs@xxxxxxxxxxxxxxx
In-reply-to: <157982503121.2765410.8361260238180400802.stgit@magnolia>
References: <157982499185.2765410.18206322669640988643.stgit@magnolia> <157982503121.2765410.8361260238180400802.stgit@magnolia>

On Thu, Jan 23, 2020 at 04:17:11PM -0800, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
> 
> Don't let the length argument overflow size_t.  This is mostly a problem
> on 32-bit platforms.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>

Looks good,

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

References:
- [PATCH 0/8] xfsprogs: random fixes
  - From: Darrick J. Wong
- [PATCH 6/8] xfs_io: fix copy_file_range length argument overflow
  - From: Darrick J. Wong

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