On Wed, 23 Oct 2019, Andrew Duggan wrote: > In the event that the RMI device is unreachable, the calls to > rmi_set_mode() or rmi_set_page() will fail before registering the RMI > transport device. When the device is removed, rmi_remove() will call > rmi_unregister_transport_device() which will attempt to access the > rmi_dev pointer which was not set. This patch adds a check of the > RMI_STARTED bit before calling rmi_unregister_transport_device(). > The RMI_STARTED bit is only set after rmi_register_transport_device() > completes successfully. A subsequent patch in the RMI core will add > checks to validate the pointers before accessing them. Andrew, my mailbox doesn't seem to have that 'subsequent patch' ... was it ever sent and I missed it? If so, could you please resend it? Thanks, -- Jiri Kosina SUSE Labs