Re: [PATCH 2/3] mfd: cros_ec: Use the proper size when looking at the cros_ec_i2c result
From: Simon Glass
Date: Mon Jun 30 2014 - 15:36:30 EST
On 27 June 2014 12:56, Doug Anderson <dianders@xxxxxxxxxxxx> 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 <dianders@xxxxxxxxxxxx>
Reviewed-by: Simon Glass <sjg@xxxxxxxxxxxx>
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