From 81eb60434a67aa0ea4bd7254063ad4008947ebfb Mon Sep 17 00:00:00 2001
From: Paul Joannon <hello@pauljoannon.com>
Date: Wed, 21 Feb 2018 12:50:05 +0100
Subject: [PATCH] [mono] fix signals parameter retrieval

(cherry picked from commit 7a723954125e9409c102b5cf3cde6f9a6464be52)
---
 modules/mono/mono_gd/gd_mono_method.cpp | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/modules/mono/mono_gd/gd_mono_method.cpp b/modules/mono/mono_gd/gd_mono_method.cpp
index 69040a3df89..ad529049456 100644
--- a/modules/mono/mono_gd/gd_mono_method.cpp
+++ b/modules/mono/mono_gd/gd_mono_method.cpp
@@ -230,12 +230,14 @@ String GDMonoMethod::get_signature_desc(bool p_namespaces) const {
 }
 
 void GDMonoMethod::get_parameter_names(Vector<StringName> &names) const {
-	const char *_names = memnew_arr(char, params_count);
-	mono_method_get_param_names(mono_method, &_names);
-	for (int i = 0; i < params_count; ++i) {
-		names.push_back(StringName(&_names[i]));
+	if (params_count > 0) {
+		const char **_names = memnew_arr(const char *, params_count);
+		mono_method_get_param_names(mono_method, _names);
+		for (int i = 0; i < params_count; ++i) {
+			names.push_back(StringName(_names[i]));
+		}
+		memdelete_arr(_names);
 	}
-	memdelete_arr(_names);
 }
 
 void GDMonoMethod::get_parameter_types(Vector<ManagedType> &types) const {