Merge PR #32987 into master

* refs/pull/32987/head:
	qa/tasks/ceph_manager: make fix_pgp_num behave when no pool is found

Reviewed-by: Neha Ojha <nojha@redhat.com>

qa/tasks/ceph_manager.py

@@ -761,6 +761,8 @@ class OSDThrasher(Thrasher):
         """
         if pool is None:
             pool = self.ceph_manager.get_pool()
+            if not pool:
+                return
             force = False
         else:
             force = True