From 634634fd8f9ebba75dfc9151ade5b4f91553c112 Mon Sep 17 00:00:00 2001
From: Mykola Golub <mgolub@suse.com>
Date: Wed, 24 Jul 2019 13:35:01 +0100
Subject: [PATCH] librbd: don't use complete_external_callback if ImageCtx
 destroyed

complete_external_callback (which requires ImageCtx) is used to
prevent concurrent callbacks, and not needed in this particular case.

Signed-off-by: Mykola Golub <mgolub@suse.com>
---
 src/librbd/io/AioCompletion.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/librbd/io/AioCompletion.cc b/src/librbd/io/AioCompletion.cc
index 44ad7b72fdb..603c1f18fb1 100644
--- a/src/librbd/io/AioCompletion.cc
+++ b/src/librbd/io/AioCompletion.cc
@@ -95,6 +95,7 @@ void AioCompletion::complete() {
     // must destroy ImageCtx prior to invoking callback
     delete ictx;
     ictx = nullptr;
+    external_callback = false;
   }
 
   state = AIO_STATE_CALLBACK;