rtlwifi: Remove addressof casts to same type

Using addressof then casting to the original type is pointless,
so remove these unnecessary casts.

Done via coccinelle script:

$ cat typecast.cocci
@@
type T;
T foo;
@@

-	(T *)&foo
+	&foo

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index f26f4ff..7d71170 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -1509,10 +1509,10 @@
 
 	if (rtlpriv->use_new_trx_flow) {
 		rtlpriv->cfg->ops->set_desc(hw, (u8 *)pdesc, true,
-					    HW_DESC_OWN, (u8 *)&hw_queue);
+					    HW_DESC_OWN, &hw_queue);
 	} else {
 		rtlpriv->cfg->ops->set_desc(hw, (u8 *)pdesc, true,
-					    HW_DESC_OWN, (u8 *)&temp_one);
+					    HW_DESC_OWN, &temp_one);
 	}
 
 	if ((ring->entries - skb_queue_len(&ring->queue)) < 2 &&