[PATCH] i2c-core: Expand buffers used in i2c_smbus_xfer_emulated()

[Andrew Jeffery]

On Fri, 2017-03-10 at 22:51 +1030, Andrew Jeffery wrote:
> Protect against suspect hardware causing the bus to read off more data
> than defined in the SMBus specification.

Sorry, I forgot to set the subject prefix. The patch applies cleanly to
dev-4.7 and dev-4.10, and should probably be applied to both.

The dev-4.7 tree with this patch applied was tested on Zaius.

Andrew
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