Merge branch 'sh_eth-dma-mapping-fixes'

Thomas Petazzoni says:

====================
net: sh_eth: DMA mapping API fixes

Here are two patches that fix how the sh_eth driver is using the DMA
mapping API: a bogus struct device is used in some places, or a NULL
struct device is used.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>