On 09/26/2010 02:58 AM, Vasiliy Kulikov wrote:
It is not guaranteed that free_netdev() is macro. Freeing netdev without free_netdev() leads to net, tx leaks. I might lead to dereferencing freed pointer.
There is no Signed-off-by header here. Please resend the patch with the proper headers. Other than that, it looks good to me. You can add: Acked-by: David Daney <ddaney@xxxxxxxxxxxxxxxxxx> Thanks.
--- drivers/staging/octeon/ethernet.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/staging/octeon/ethernet.c b/drivers/staging/octeon/ethernet.c index fb568a9..a8f780e 100644 --- a/drivers/staging/octeon/ethernet.c +++ b/drivers/staging/octeon/ethernet.c @@ -670,7 +670,7 @@ static int __init cvm_oct_init_module(void) if (register_netdev(dev)< 0) { pr_err("Failed to register ethernet device for POW\n"); - kfree(dev); + free_netdev(dev); } else { cvm_oct_device[CVMX_PIP_NUM_INPUT_PORTS] = dev; pr_info("%s: POW send group %d, receive group %d\n", @@ -756,12 +756,12 @@ static int __init cvm_oct_init_module(void) } if (!dev->netdev_ops) { - kfree(dev); + free_netdev(dev); } else if (register_netdev(dev)< 0) { pr_err("Failed to register ethernet device " "for interface %d, port %d\n", interface, priv->port); - kfree(dev); + free_netdev(dev); } else { cvm_oct_device[priv->port] = dev; fau -= @@ -815,7 +815,7 @@ static void __exit cvm_oct_cleanup_module(void) cvm_oct_tx_shutdown_dev(dev); unregister_netdev(dev); - kfree(dev); + free_netdev(dev); cvm_oct_device[port] = NULL; } }
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