| Message ID | 20160711195044.25343-7-aar@pengutronix.de (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
diff --git a/net/6lowpan/core.c b/net/6lowpan/core.c index 5945f7e..00ffab3 100644 --- a/net/6lowpan/core.c +++ b/net/6lowpan/core.c @@ -62,8 +62,10 @@ EXPORT_SYMBOL(lowpan_register_netdev); void lowpan_unregister_netdevice(struct net_device *dev) { + dev_hold(dev); unregister_netdevice(dev); lowpan_dev_debugfs_exit(dev); + dev_put(dev); } EXPORT_SYMBOL(lowpan_unregister_netdevice);
I saw that unregister_netdevice will also free the netdev by running dev_put. This may clash run debugfs exist, because it use netdevice private data room. Signed-off-by: Alexander Aring <aar@pengutronix.de> --- net/6lowpan/core.c | 2 ++ 1 file changed, 2 insertions(+)