linux-imx

ata: sata_dwc_460ex: get rid of some pointless casts

Casting a pointer to unsigned long only to immediately cast it back
to a pointer makes no sense.  Fix this.

Tested-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: Mans Rullgard <mans@mansr.com>
Signed-off-by: Tejun Heo <tj@kernel.org>