From 0228311af67f0577b93710c0cdbc99b10a4cd882 Mon Sep 17 00:00:00 2001
From: Martin Thomson <mt@lowentropy.net>
Date: Wed, 5 Jan 2022 13:45:04 +0000
Subject: Bug 1747310 - real move assignment operator,
 r=nss-reviewers,bbeurdouche

Differential Revision: https://phabricator.services.mozilla.com/D134818
---
 cpputil/databuffer.h | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'cpputil')

diff --git a/cpputil/databuffer.h b/cpputil/databuffer.h
index d46944d4b..8d34e1a7d 100644
--- a/cpputil/databuffer.h
+++ b/cpputil/databuffer.h
@@ -32,7 +32,15 @@ class DataBuffer {
     }
     return *this;
   }
-  DataBuffer& operator=(DataBuffer&&) = default;
+  DataBuffer& operator=(DataBuffer&& other) {
+    if (this == &other) {
+      data_ = other.data_;
+      len_ = other.len_;
+      other.data_ = nullptr;
+      other.len_ = 0;
+    }
+    return *this;
+  }
 
   void Allocate(size_t l) {
     delete[] data_;
-- 
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