Staging: rtl8712: rtl8712_cmd: Remove useless cast

Explicit type conversions are not required so, remove them.
Semantic patch used:
@@
type T;
T e;
identifier x;
@@

* T x = (T)e;
Signed-off-by: Shivani Bhardwaj <shivanib134@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8712/rtl8712_cmd.c

@@ -340,8 +340,7 @@ int r8712_cmd_thread(void *context)
 		memset(pdesc, 0, TXDESC_SIZE);
 		pcmd = cmd_hdl_filter(padapter, pcmd);
 		if (pcmd) { /* if pcmd != NULL, cmd will be handled by f/w */
-			struct dvobj_priv *pdvobj = (struct dvobj_priv *)
-						    &padapter->dvobjpriv;
+			struct dvobj_priv *pdvobj = &padapter->dvobjpriv;
 			u8 blnPending = 0;
 
 			pcmdpriv->cmd_issued_cnt++;