From: Subash Abhinov Kasiviswanathan
Date: Thu, 21 Sep 2017 18:00:36 -0600
> Xiaolong reported a suspicious rcu_dereference_check in the device
> unregister notifier callback. Since we do not dereference the
> rx_handler_data, it's ok to just check for the value of the pointer.
> Note that this s
Xiaolong reported a suspicious rcu_dereference_check in the device
unregister notifier callback. Since we do not dereference the
rx_handler_data, it's ok to just check for the value of the pointer.
Note that this section is already protected by rtnl_lock.
[ 101.364846] WARNING: suspicious RCU usa
