On Thu, Jun 01, 2017 at 02:57:56PM +0800, Hangbin Liu wrote: > In commit d77e38e612a0 ("xfrm: Add an IPsec hardware offloading API") we > make xfrm_device.o only compiled when enable option CONFIG_XFRM_OFFLOAD. > But this will make xfrm_dev_event() missing if we only enable default XFRM > options. > > Then if we set down and unregister an interface with IPsec on it. there > will no xfrm_garbage_collect(), which will cause dev usage count hold and > get error like: > > unregister_netdevice: waiting for <dev> to become free. Usage count = 4 > > Fixes: d77e38e612a0 ("xfrm: Add an IPsec hardware offloading API") > Signed-off-by: Hangbin Liu <liuhang...@gmail.com>
Applied, thanks Hangbin!