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kernel: fix refcnt leak in LED netdev trigger on interface rename
authorRafał Miłecki <rafal@milecki.pl>
Tue, 5 Mar 2019 22:08:45 +0000 (23:08 +0100)
committerRafał Miłecki <rafal@milecki.pl>
Tue, 5 Mar 2019 22:10:09 +0000 (23:10 +0100)
This fixes a possible unbalanced dev_hold():
> iw dev bar del
[  237.355366] unregister_netdevice: waiting for bar to become free. Usage count = 1
[  247.435362] unregister_netdevice: waiting for bar to become free. Usage count = 1
[  257.545366] unregister_netdevice: waiting for bar to become free. Usage count = 1

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>

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