remoteproc: don't use idr_remove_all()

idr_destroy() can destroy idr by itself and idr_remove_all() is being
deprecated.  Drop its usage.
Signed-off-by: NTejun Heo <tj@kernel.org>
Cc: Ohad Ben-Cohen <ohad@wizery.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/remoteproc/remoteproc_core.c

@@ -1180,7 +1180,6 @@ static void rproc_type_release(struct device *dev)
 
 	rproc_delete_debug_dir(rproc);
 
-	idr_remove_all(&rproc->notifyids);
 	idr_destroy(&rproc->notifyids);
 
 	if (rproc->index >= 0)