From 1c552d1eeab880cbcfda5f585c63d8e6071045f2 Mon Sep 17 00:00:00 2001
From: "Justin R. Wilson" <wilsonj@objectcomputing.com>
Date: Fri, 30 Oct 2020 08:59:47 -0500
Subject: [PATCH] Add missing reverse lock

---
 dds/DCPS/RTPS/Sedp.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dds/DCPS/RTPS/Sedp.cpp b/dds/DCPS/RTPS/Sedp.cpp
index 6484786e96c..25d2991e406 100644
--- a/dds/DCPS/RTPS/Sedp.cpp
+++ b/dds/DCPS/RTPS/Sedp.cpp
@@ -1757,6 +1757,9 @@ void
 Sedp::remove_from_bit_i(const DiscoveredSubscription& sub)
 {
 #ifndef DDS_HAS_MINIMUM_BIT
+  ACE_Reverse_Lock<ACE_Thread_Mutex> rev_lock(lock_);
+  ACE_GUARD(ACE_Reverse_Lock< ACE_Thread_Mutex>, rg, rev_lock);
+
   DCPS::SubscriptionBuiltinTopicDataDataReaderImpl* bit = sub_bit();
   // bit may be null if the DomainParticipant is shutting down
   if (bit && sub.bit_ih_ != DDS::HANDLE_NIL) {