提交 88426f2a 编写于 作者: D Denis Kirjanov 提交者: David S. Miller

ibmveth: Cleanup error handling inside ibmveth_open

Remove duplicated code in one place.
Signed-off-by: NDenis Kirjanov <dkirjanov@kernel.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 27b75c95
......@@ -546,9 +546,8 @@ static int ibmveth_open(struct net_device *netdev)
if (!adapter->buffer_list_addr || !adapter->filter_list_addr) {
netdev_err(netdev, "unable to allocate filter or buffer list "
"pages\n");
ibmveth_cleanup(adapter);
napi_disable(&adapter->napi);
return -ENOMEM;
rc = -ENOMEM;
goto err_out;
}
adapter->rx_queue.queue_len = sizeof(struct ibmveth_rx_q_entry) *
......@@ -558,9 +557,8 @@ static int ibmveth_open(struct net_device *netdev)
if (!adapter->rx_queue.queue_addr) {
netdev_err(netdev, "unable to allocate rx queue pages\n");
ibmveth_cleanup(adapter);
napi_disable(&adapter->napi);
return -ENOMEM;
rc = -ENOMEM;
goto err_out;
}
dev = &adapter->vdev->dev;
......@@ -578,9 +576,8 @@ static int ibmveth_open(struct net_device *netdev)
(dma_mapping_error(dev, adapter->rx_queue.queue_dma))) {
netdev_err(netdev, "unable to map filter or buffer list "
"pages\n");
ibmveth_cleanup(adapter);
napi_disable(&adapter->napi);
return -ENOMEM;
rc = -ENOMEM;
goto err_out;
}
adapter->rx_queue.index = 0;
......@@ -611,9 +608,8 @@ static int ibmveth_open(struct net_device *netdev)
adapter->filter_list_dma,
rxq_desc.desc,
mac_address);
ibmveth_cleanup(adapter);
napi_disable(&adapter->napi);
return -ENONET;
rc = -ENONET;
goto err_out;
}
for (i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++) {
......@@ -622,9 +618,8 @@ static int ibmveth_open(struct net_device *netdev)
if (ibmveth_alloc_buffer_pool(&adapter->rx_buff_pool[i])) {
netdev_err(netdev, "unable to alloc pool\n");
adapter->rx_buff_pool[i].active = 0;
ibmveth_cleanup(adapter);
napi_disable(&adapter->napi);
return -ENOMEM ;
rc = -ENOMEM;
goto err_out;
}
}
......@@ -638,27 +633,23 @@ static int ibmveth_open(struct net_device *netdev)
rc = h_free_logical_lan(adapter->vdev->unit_address);
} while (H_IS_LONG_BUSY(rc) || (rc == H_BUSY));
ibmveth_cleanup(adapter);
napi_disable(&adapter->napi);
return rc;
goto err_out;
}
adapter->bounce_buffer =
kmalloc(netdev->mtu + IBMVETH_BUFF_OH, GFP_KERNEL);
if (!adapter->bounce_buffer) {
netdev_err(netdev, "unable to allocate bounce buffer\n");
ibmveth_cleanup(adapter);
napi_disable(&adapter->napi);
return -ENOMEM;
rc = -ENOMEM;
goto err_out;
}
adapter->bounce_buffer_dma =
dma_map_single(&adapter->vdev->dev, adapter->bounce_buffer,
netdev->mtu + IBMVETH_BUFF_OH, DMA_BIDIRECTIONAL);
if (dma_mapping_error(dev, adapter->bounce_buffer_dma)) {
netdev_err(netdev, "unable to map bounce buffer\n");
ibmveth_cleanup(adapter);
napi_disable(&adapter->napi);
return -ENOMEM;
rc = -ENOMEM;
goto err_out;
}
netdev_dbg(netdev, "initial replenish cycle\n");
......@@ -669,6 +660,11 @@ static int ibmveth_open(struct net_device *netdev)
netdev_dbg(netdev, "open complete\n");
return 0;
err_out:
ibmveth_cleanup(adapter);
napi_disable(&adapter->napi);
return rc;
}
static int ibmveth_close(struct net_device *netdev)
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册