DynamicBufferIterator: use const_cast instead of having a mutable field in Buffer

1 files changed, 2 insertions, 2 deletions

diff --git a/src/dynamic_buffer_iterator.cc b/src/dynamic_buffer_iterator.cc
index 42c9d39c..fac3cd39 100644
--- a/src/dynamic_buffer_iterator.cc
+++ b/src/dynamic_buffer_iterator.cc
@@ -59,13 +59,13 @@ void DynamicBufferIterator::on_modification(const BufferModification& modificati
 void DynamicBufferIterator::register_ifp()
 {
     if (is_valid())
-        buffer().register_modification_listener(this);
+        const_cast<Buffer&>(buffer()).register_modification_listener(this);
 }
 
 void DynamicBufferIterator::unregister_ifn()
 {
     if (is_valid())
-        buffer().unregister_modification_listener(this);
+        const_cast<Buffer&>(buffer()).unregister_modification_listener(this);
 }
 
 }