From: Jason Dillaman <dillaman@redhat.com>
Date: Thu, 10 May 2018 12:54:41 +0000 (-0400)
Subject: librbd: don't assert if parent pool doesn't exist
X-Git-Tag: v13.1.1~1^2~13
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=51e29a3c5567f67170d013533124f6adcfc71e09;p=ceph.git

librbd: don't assert if parent pool doesn't exist

Signed-off-by: Jason Dillaman <dillaman@redhat.com>
(cherry picked from commit 88436b58bca5b271403f583f6b95e1d30ea81f8f)
---

diff --git a/src/librbd/image/RefreshParentRequest.cc b/src/librbd/image/RefreshParentRequest.cc
index f1c2d1cb564db..1b76efa11b7f4 100644
--- a/src/librbd/image/RefreshParentRequest.cc
+++ b/src/librbd/image/RefreshParentRequest.cc
@@ -99,7 +99,11 @@ void RefreshParentRequest<I>::send_open_parent() {
 
   librados::IoCtx parent_io_ctx;
   int r = rados.ioctx_create2(m_parent_md.spec.pool_id, parent_io_ctx);
-  assert(r == 0);
+  if (r < 0) {
+    lderr(cct) << "failed to create IoCtx: " << cpp_strerror(r) << dendl;
+    send_complete(r);
+    return;
+  }
 
   // since we don't know the image and snapshot name, set their ids and
   // reset the snap_name and snap_exists fields after we read the header