staging: rtl8188eu: remove unneeded ret

The variable ret was always 0. So remove the variable and always
return 0 from the function.
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/os_dep/usb_intf.c

@@ -230,11 +230,8 @@ static int rtw_suspend(struct usb_interface *pusb_intf, pm_message_t message)
 	struct net_device *pnetdev = padapter->pnetdev;
 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 	struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
-
-	int ret = 0;
 	u32 start_time = jiffies;
 
-
 	pr_debug("==> %s (%s:%d)\n", __func__, current->comm, current->pid);
 
 	if ((!padapter->bup) || (padapter->bDriverStopped) ||
@@ -287,10 +284,10 @@ static int rtw_suspend(struct usb_interface *pusb_intf, pm_message_t message)
 		rtw_indicate_disconnect(padapter);
 
 exit:
-	pr_debug("<===  %s return %d.............. in %dms\n", __func__
-		, ret, rtw_get_passing_time_ms(start_time));
+	pr_debug("<===  %s .............. in %dms\n", __func__,
+		 rtw_get_passing_time_ms(start_time));
 
-	return ret;
+	return 0;
 }
 
 static int rtw_resume_process(struct adapter *padapter)