diff options
Diffstat (limited to 'drivers/net/ehea/ehea_main.c')
| -rw-r--r-- | drivers/net/ehea/ehea_main.c | 39 |
1 files changed, 19 insertions, 20 deletions
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index 8d65eb772b2..db0d79ebae8 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -2559,11 +2559,8 @@ static int ehea_setup_ports(struct ehea_adapter *adapter) int i = 0; lhea_dn = adapter->ebus_dev->ofdev.node; - do { - eth_dn = of_get_next_child(lhea_dn, eth_dn); - if (!eth_dn) - break; - + while ((eth_dn = of_get_next_child(lhea_dn, eth_dn))) { + dn_log_port_id = (u32*)get_property(eth_dn, "ibm,hea-port-no", NULL); if (!dn_log_port_id) { @@ -2580,9 +2577,7 @@ static int ehea_setup_ports(struct ehea_adapter *adapter) adapter->port[i]->netdev->name, *dn_log_port_id); i++; - } while (eth_dn); - - of_node_put(lhea_dn); + }; /* Check for succesfully set up ports */ for (i = 0; i < EHEA_MAX_PORTS; i++) @@ -2603,21 +2598,14 @@ static struct device_node *ehea_get_eth_dn(struct ehea_adapter *adapter, u32 *dn_log_port_id; lhea_dn = adapter->ebus_dev->ofdev.node; - do { - eth_dn = of_get_next_child(lhea_dn, eth_dn); - if (!eth_dn) - break; - + while ((eth_dn = of_get_next_child(lhea_dn, eth_dn))) { + dn_log_port_id = (u32*)get_property(eth_dn, "ibm,hea-port-no", NULL); - if (dn_log_port_id) if (*dn_log_port_id == logical_port_id) return eth_dn; - - } while (eth_dn); - - of_node_put(lhea_dn); + }; return NULL; } @@ -2653,6 +2641,8 @@ static ssize_t ehea_probe_port(struct device *dev, port = ehea_setup_single_port(adapter, logical_port_id, eth_dn); + of_node_put(eth_dn); + if (port) { for (i=0; i < EHEA_MAX_PORTS; i++) if (!adapter->port[i]) { @@ -2728,6 +2718,11 @@ static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev, u64 *adapter_handle; int ret; + if (!dev || !dev->ofdev.node) { + ehea_error("Invalid ibmebus device probed"); + return -EINVAL; + } + adapter = kzalloc(sizeof(*adapter), GFP_KERNEL); if (!adapter) { ret = -ENOMEM; @@ -2770,6 +2765,7 @@ static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev, adapter->neq = ehea_create_eq(adapter, EHEA_NEQ, EHEA_MAX_ENTRIES_EQ, 1); if (!adapter->neq) { + ret = -EIO; dev_err(&dev->ofdev.dev, "NEQ creation failed"); goto out_free_res; } @@ -2786,10 +2782,13 @@ static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev, } adapter->ehea_wq = create_workqueue("ehea_wq"); - if (!adapter->ehea_wq) + if (!adapter->ehea_wq) { + ret = -EIO; goto out_free_irq; + } - if (ehea_create_device_sysfs(dev)) + ret = ehea_create_device_sysfs(dev); + if (ret) goto out_kill_wq; ret = ehea_setup_ports(adapter); |