From a43c0117d6432240221c80a4c4e9f414f5683869 Mon Sep 17 00:00:00 2001
From: Paul Hollinsky <phollinsky@intrepidcs.com>
Date: Fri, 11 Jun 2021 13:06:47 -0400
Subject: [PATCH] API: C: Check nullptr in icsneo_serialStringToNum

Otherwise it will implicitly call the std::string constructor
and that constructor does not check nullptr.
---
 api/icsneoc/icsneoc.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/api/icsneoc/icsneoc.cpp b/api/icsneoc/icsneoc.cpp
index 046a41d..0d0e4d7 100644
--- a/api/icsneoc/icsneoc.cpp
+++ b/api/icsneoc/icsneoc.cpp
@@ -84,6 +84,9 @@ bool icsneo_serialNumToString(uint32_t num, char* str, size_t* count) {
 }
 
 uint32_t icsneo_serialStringToNum(const char* str) {
+	if(!str)
+		return 0;
+
 	return Device::SerialStringToNum(str);
 }