staging: rtl8188eu: Remove function rtw_alloc_etherdev()

rtw_alloc_etherdev() is used in rtw_init_netdev() but never gets called
because old_padapter is never NULL.
Signed-off-by: navin patidar <navin.patidar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/include/osdep_service.h

@@ -164,7 +164,6 @@ struct rtw_netdev_priv_indicator {
 };
 struct net_device *rtw_alloc_etherdev_with_old_priv(int sizeof_priv,
 						    void *old_priv);
-struct net_device *rtw_alloc_etherdev(int sizeof_priv);
 
 #define rtw_netdev_priv(netdev)					\
 	(((struct rtw_netdev_priv_indicator *)netdev_priv(netdev))->priv)

drivers/staging/rtl8188eu/os_dep/os_intfs.c

@@ -707,14 +707,12 @@ static const struct device_type wlan_type = {
 struct net_device *rtw_init_netdev(struct adapter *old_padapter)
 {
 	struct adapter *padapter;
-	struct net_device *pnetdev;
+	struct net_device *pnetdev = NULL;
 
 	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+init_net_dev\n"));
 
 	if (old_padapter != NULL)
 		pnetdev = rtw_alloc_etherdev_with_old_priv(sizeof(struct adapter), (void *)old_padapter);
-	else
-		pnetdev = rtw_alloc_etherdev(sizeof(struct adapter));
 
 	if (!pnetdev)
 		return NULL;

drivers/staging/rtl8188eu/os_dep/osdep_service.c

@@ -111,29 +111,6 @@ struct net_device *rtw_alloc_etherdev_with_old_priv(int sizeof_priv,
 	return pnetdev;
 }
 
-struct net_device *rtw_alloc_etherdev(int sizeof_priv)
-{
-	struct net_device *pnetdev;
-	struct rtw_netdev_priv_indicator *pnpi;
-
-	pnetdev = alloc_etherdev_mq(sizeof(struct rtw_netdev_priv_indicator), 4);
-	if (!pnetdev)
-		goto RETURN;
-
-	pnpi = netdev_priv(pnetdev);
-
-	pnpi->priv = vzalloc(sizeof_priv);
-	if (!pnpi->priv) {
-		free_netdev(pnetdev);
-		pnetdev = NULL;
-		goto RETURN;
-	}
-
-	pnpi->sizeof_priv = sizeof_priv;
-RETURN:
-	return pnetdev;
-}
-
 void rtw_free_netdev(struct net_device *netdev)
 {
 	struct rtw_netdev_priv_indicator *pnpi;