ata: remove superfluous casts

Unreferenced casts of void * types are unnecessary so remove them.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

diff --cc drivers/ata/libahci.c
Simple merge

diff --cc drivers/ata/pata_arasan_cf.c
Simple merge

diff --cc drivers/ata/sata_dwc_460ex.c
Simple merge

diff --cc drivers/ata/sata_sx4.c
Simple merge