tree e85436a3323c793d89ab76e0b1c96e8841fa9776
parent 6e3cd5fa65318f35ec9c9f61bc5cdb55d4783cb9
author David Miller <davem@davemloft.net> 1450386332 -0500
committer David S. Miller <davem@davemloft.net> 1450472253 -0500

6pack: Fix use after free in sixpack_close().

Need to do the unregister_device() after all references to the driver
private have been done.

Also we need to use del_timer_sync() for the timers so that we don't
have any asynchronous references after the unregister.

Signed-off-by: David S. Miller <davem@davemloft.net>