From c8b4daf188f2ed201a07c754d9a4983fc7f233ad Mon Sep 17 00:00:00 2001
From: skarg <skarg@1e814d3a-8a88-4260-be86-c0dc25669c1e>
Date: Fri, 10 Feb 2006 12:51:56 +0000
Subject: [PATCH] Added additional tests for null strings in bacstr module when
 comparing strings.

---
 bacnet-stack/bacstr.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/bacnet-stack/bacstr.c b/bacnet-stack/bacstr.c
index 513f8cf0..106b6dfe 100644
--- a/bacnet-stack/bacstr.c
+++ b/bacnet-stack/bacstr.c
@@ -257,6 +257,16 @@ bool characterstring_same(
       }
     }
   }
+  else if (src)
+  {
+    if (src->length == 0)
+      same_status = true;
+  }
+  else if (dest)
+  {
+    if (dest->length == 0)
+      same_status = true;
+  }
 
   return same_status;
 }