staging: keucr: fix keucr lost disconnect

keucr lost the disconnect,
so keucr crash when plug-in and then plug-out SD-card quickly.

unmark the part of usb disconnect

Signed-off-by: Al Cho <acho@novell.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
1 file changed