tree aa66dffa65f105ab98d5db3707c2262146d7fd8f
parent b4b8664d291ac1998e0f0bcdc96b6397f0fe68b3
author Thomas Gleixner <tglx@linutronix.de> 1482789499 +0100
committer Linus Torvalds <torvalds@linux-foundation.org> 1482802224 -0800

smp/hotplug: Undo tglxs brainfart

The attempt to prevent overwriting an active state resulted in a
disaster which effectively disables all dynamically allocated hotplug
states.

Cleanup the mess.

Fixes: dc280d936239 ("cpu/hotplug: Prevent overwriting of callbacks")
Reported-by: Markus Trippelsdorf <markus@trippelsdorf.de>
Reported-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>