fix possible illegal access (arangodb#6556)

graetzer · jsteemann · commit b12a2a4f3c15 · 2018-09-20T14:30:56.000+02:00
diff --git a/arangosh/Shell/V8ClientConnection.cpp b/arangosh/Shell/V8ClientConnection.cpp
@@ -69,6 +69,7 @@ V8ClientConnection::V8ClientConnection()
 }
 
 V8ClientConnection::~V8ClientConnection() {
+  _builder.onFailure(nullptr); // reset callback
   shutdownConnection();
 }
 

Original file line number	Diff line number	Diff line change
`@@ -69,6 +69,7 @@ V8ClientConnection::V8ClientConnection()`
`69`	`69`	`}`
`70`	`70`
`71`	`71`	`V8ClientConnection::~V8ClientConnection() {`
	`72`	`+ _builder.onFailure(nullptr); // reset callback`
`72`	`73`	`shutdownConnection();`
`73`	`74`	`}`
`74`	`75`