staging: rts5208: rtsx.c: Drop unneeded void pointer cast

Void pointers need not be cast to other pointer types.
Semantic patch used:

@r@
expression x;
void *e;
type T;
identifier f;
@@

(
  *((T *)e)
|
  ((T *)x) [...]
|
  ((T *)x)->f
|
- (T *)
  e
)
Signed-off-by: Janani Ravichandran <janani.rvchndrn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rts5208/rtsx.c

@@ -713,7 +713,7 @@ static void release_everything(struct rtsx_dev *dev)
 /* Thread to carry out delayed SCSI-device scanning */
 static int rtsx_scan_thread(void *__dev)
 {
-	struct rtsx_dev *dev = (struct rtsx_dev *)__dev;
+	struct rtsx_dev *dev = __dev;
 	struct rtsx_chip *chip = dev->chip;
 
 	/* Wait for the timeout to expire or for a disconnect */