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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: Li Yang <leoli@freescale.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Li Yang 2007-10-15 23:01:12 +08:00 committed by Jeff Garzik
parent 20ef2bb008
commit 293c851339
1 changed files with 10 additions and 0 deletions
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10
drivers/net/gianfar.c
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@ -932,10 +932,14 @@ tx_skb_fail:
/* 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);