tree 57316735809cb8b3b1991cfb60d09dc692225da3
parent 69f1804a9ab602701217a8c23d371f8f36f8b57a
author Johannes Thumshirn <jthumshirn@suse.de> 1462876784 +0200
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1465868970 -0700

mcb: Acquire reference to device in probe

mcb_probe() does not aqcuire a reference to the probed device but drops one
when removing the device. As it is actually using the device, it should grab
a reference via get_device().

This could lead to a panic found with a rmmod/modprobe stress test

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reported-by: Andreas Werner <andreas.werner@men.de>
Tested-by: Andreas Werner <andreas.werner@men.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>