tls: destroy trace BIO instead of leaking it

Fixes: nodejs#27636 (comment)
sam-github · May 24, 2019 · c3c03a0 · c3c03a0
1 parent 5b8df5e
commit c3c03a0
Show file tree

Hide file tree

Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/src/tls_wrap.cc b/src/tls_wrap.cc
@@ -939,9 +939,9 @@ void TLSWrap::EnableTrace(
 
 #if HAVE_SSL_TRACE
   if (wrap->ssl_) {
-    BIO* b = BIO_new_fp(stderr,  BIO_NOCLOSE | BIO_FP_TEXT);
+    wrap->bio_trace_.reset(BIO_new_fp(stderr,  BIO_NOCLOSE | BIO_FP_TEXT));
     SSL_set_msg_callback(wrap->ssl_.get(), SSL_trace);
-    SSL_set_msg_callback_arg(wrap->ssl_.get(), b);
+    SSL_set_msg_callback_arg(wrap->ssl_.get(), wrap->bio_trace_.get());
   }
 #endif
 }

diff --git a/src/tls_wrap.h b/src/tls_wrap.h
@@ -193,6 +193,8 @@ class TLSWrap : public AsyncWrap,
  private:
   static void GetWriteQueueSize(
       const v8::FunctionCallbackInfo<v8::Value>& info);
+
+  crypto::BIOPointer bio_trace_;
 };
 
 }  // namespace node