Commit 293c8513 authored by Li Yang's avatar Li Yang Committed by Jeff Garzik
Browse files

gianfar: Fix regression caused by new napi interface 



Protect all new napi function calls with CONFIG_GFAR_NAPI.  Otherwise
the driver will stop working when CONFIG_GFAR_NAPI disabled.

Signed-off-by: default avatarLi Yang <leoli@freescale.com>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 20ef2bb0

drivers/net/gianfar.c

+10 −0
Original line number Diff line number Diff line
@@ -932,10 +932,14 @@ int startup_gfar(struct net_device *dev) 
/* Returns 0 for success. */

static int gfar_enet_open(struct net_device *dev)

{

#ifdef CONFIG_GFAR_NAPI

	struct gfar_private *priv = netdev_priv(dev);

#endif

	int err;



#ifdef CONFIG_GFAR_NAPI

	napi_enable(&priv->napi);

#endif



	/* Initialize a bunch of registers */

	init_registers(dev);
@@ -945,13 +949,17 @@ static int gfar_enet_open(struct net_device *dev) 
	err = init_phy(dev);



	if(err) {

#ifdef CONFIG_GFAR_NAPI

		napi_disable(&priv->napi);

#endif

		return err;

	}



	err = startup_gfar(dev);

	if (err)

#ifdef CONFIG_GFAR_NAPI

		napi_disable(&priv->napi);

#endif



	netif_start_queue(dev);
@@ -1105,7 +1113,9 @@ static int gfar_close(struct net_device *dev) 
{

	struct gfar_private *priv = netdev_priv(dev);



#ifdef CONFIG_GFAR_NAPI

	napi_disable(&priv->napi);

#endif



	stop_gfar(dev);