This patch removes some unnecessary casts in the lsi53c895a device,
introduced by commit 9ba4524cda1348cbe741535f77815dca6a57da05
'lsi53c895a: Use PCI DMA stub functions'.
Signed-off-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>