Freeing netdev without free_netdev() leads to net, tx leaks. I might lead to dereferencing freed pointer. The semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) @@ struct net_device* dev; @@ -kfree(dev) +free_netdev(dev) --- Compile tested. drivers/staging/otus/usbdrv.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/staging/otus/usbdrv.c b/drivers/staging/otus/usbdrv.c index 165a82b..9a5c415 100644 --- a/drivers/staging/otus/usbdrv.c +++ b/drivers/staging/otus/usbdrv.c @@ -690,7 +690,7 @@ void usbdrv_clear_structs(struct net_device *dev) kfree(macp); - kfree(dev); + free_netdev(dev); } -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html