From 8acc69ae58185d54da01ac154aa0140c2d53e623 Mon Sep 17 00:00:00 2001
From: Peter LaFosse <peter@vector35.com>
Date: Tue, 30 Jun 2020 11:05:22 -0400
Subject: Fix crash in BinaryView::ParseTypeString

---
 binaryview.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'binaryview.cpp')

diff --git a/binaryview.cpp b/binaryview.cpp
index 287dc94b..a9b25a3c 100644
--- a/binaryview.cpp
+++ b/binaryview.cpp
@@ -2470,15 +2470,18 @@ bool BinaryView::ParseTypeString(const string& source, map<QualifiedName, Ref<Ty
 	map<QualifiedName, Ref<Type>>& variables, map<QualifiedName, Ref<Type>>& functions, string& errors)
 {
 	BNTypeParserResult result;
-	char* errorStr;
+	char* errorStr = nullptr;
 
 	types.clear();
 	variables.clear();
 	functions.clear();
 
 	bool ok = BNParseTypesString(m_object, source.c_str(), &result, &errorStr);
-	errors = errorStr;
-	BNFreeString(errorStr);
+	if (errorStr)
+	{
+		errors = errorStr;
+		BNFreeString(errorStr);
+	}
 	if (!ok)
 		return false;
 
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