qi-hardware/openwrt-xburst
1
0
Fork 0
mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-12-25 12:29:32 +02:00
Code

ramips: add error-path handling to the ramips_eth_plat_probe

Browse Source 
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18165 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2009-10-26 17:17:13 +00:00
parent c3dbd7adde
commit 90e4aa2386
1 changed files with 26 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
target/linux/ramips/files/drivers/net/ramips.c
View File

@ -338,12 +338,24 @@ ramips_eth_plat_probe(struct platform_device *plat)
{
struct raeth_priv *priv;
struct ramips_eth_platform_data *data = plat->dev.platform_data;
int err;
if (!data) {
dev_err(&plat->dev, "no platform data specified\n");
return -EINVAL;
}
ramips_fe_base = ioremap_nocache(data->base_addr, PAGE_SIZE);
if(!ramips_fe_base)
return -ENOMEM;
ramips_dev = alloc_etherdev(sizeof(struct raeth_priv));
if(!ramips_dev)
return -ENOMEM;
if(!ramips_dev) {
dev_err(&plat->dev, "alloc_etherdev failed\n");
err = -ENOMEM;
goto err_unmap;
}
strcpy(ramips_dev->name, "eth%d");
ramips_dev->irq = data->irq;
ramips_dev->addr_len = ETH_ALEN;
@ -351,16 +363,24 @@ ramips_eth_plat_probe(struct platform_device *plat)
ramips_dev->init = ramips_eth_probe;
priv = (struct raeth_priv*)netdev_priv(ramips_dev);
priv->plat = data;
if(register_netdev(ramips_dev))
{
printk(KERN_ERR "ramips_eth: error bringing up device\n");
return -ENXIO;
err = register_netdev(ramips_dev);
if (err) {
dev_err(&plat->dev, "error bringing up device\n");
goto err_free_dev;
}
#ifdef CONFIG_RALINK_RT305X
rt305x_esw_init();
#endif
printk(KERN_DEBUG "ramips_eth: loaded\n");
return 0;
err_free_dev:
kfree(ramips_dev);
err_unmap:
iounmap(ramips_fe_base);
return err;
}
static int