From 7c1885ae9aba0d6b3f854dfee099a3c1c796755f Mon Sep 17 00:00:00 2001 From: Nathan Fontenot Date: Tue, 8 Aug 2017 14:28:45 -0500 Subject: ibmvnic: Clean up resources on probe failure Ensure that any resources allocated during probe are released if the probe of the driver fails. Signed-off-by: Nathan Fontenot Signed-off-by: David S. Miller --- drivers/net/ethernet/ibm/ibmvnic.c | 26 +++++++++++++++----------- 1 file changed, 15 insertions(+), 11 deletions(-) (limited to 'drivers/net/ethernet/ibm') diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 32c116652755..cf3cf921eb35 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -3841,31 +3841,35 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) do { rc = ibmvnic_init(adapter); - if (rc && rc != EAGAIN) { - free_netdev(netdev); - return rc; - } + if (rc && rc != EAGAIN) + goto ibmvnic_init_fail; } while (rc == EAGAIN); netdev->mtu = adapter->req_mtu - ETH_HLEN; rc = device_create_file(&dev->dev, &dev_attr_failover); - if (rc) { - free_netdev(netdev); - return rc; - } + if (rc) + goto ibmvnic_init_fail; rc = register_netdev(netdev); if (rc) { dev_err(&dev->dev, "failed to register netdev rc=%d\n", rc); - device_remove_file(&dev->dev, &dev_attr_failover); - free_netdev(netdev); - return rc; + goto ibmvnic_register_fail; } dev_info(&dev->dev, "ibmvnic registered\n"); adapter->state = VNIC_PROBED; return 0; + +ibmvnic_register_fail: + device_remove_file(&dev->dev, &dev_attr_failover); + +ibmvnic_init_fail: + release_sub_crqs(adapter); + release_crq_queue(adapter); + free_netdev(netdev); + + return rc; } static int ibmvnic_remove(struct vio_dev *dev) -- cgit v1.2.3