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Date:	Mon, 30 Jun 2014 12:36:24 -0700
From:	Simon Glass <>
To:	Doug Anderson <>
Cc:	Lee Jones <>, Wolfram Sang <>,
	Mark Brown <>,
	Vincent Palatin <>,
	Bill Richardson <>,
	Randall Spangler <>,
	Andreas Färber <>,, Olof Johansson <>,
	Samuel Ortiz <>,
	lk <>
Subject: Re: [PATCH 2/3] mfd: cros_ec: Use the proper size when looking at the
 cros_ec_i2c result

On 27 June 2014 12:56, Doug Anderson <> wrote:
> We know how many bytes the EC should be sending us (which is also the
> number of bytes transferred) and also how many bytes the EC actually
> wanted to send to us.  When computing the checksum and copying back
> data let's make sure we take the lesser of the two of those.  We'll
> also complain if the EC tried to send us too many bytes.  The EC
> sending us too few bytes is legit for when we send the EC an invalid
> command.
> This is based on similar code in cros_ec_spi.
> Signed-off-by: Doug Anderson <>

Reviewed-by: Simon Glass <>
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