From 60108e3ca8fdab91d9e0e133c96f3e06916ac934 Mon Sep 17 00:00:00 2001
From: Nicholas Corgan <nick.corgan@ettus.com>
Date: Tue, 19 Nov 2013 15:40:41 -0800
Subject: b2xx_fx3_utils: more validation before trying to load

---
 host/utils/b2xx_fx3_utils.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/host/utils/b2xx_fx3_utils.cpp b/host/utils/b2xx_fx3_utils.cpp
index 01e1ea793..c182548b7 100644
--- a/host/utils/b2xx_fx3_utils.cpp
+++ b/host/utils/b2xx_fx3_utils.cpp
@@ -264,6 +264,16 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) {
 
         if (fw_file.empty())
             fw_file = uhd::find_image_path(B200_FW_FILE_NAME);
+            
+        if(fw_file.empty()) {
+            std::cerr << "Firmware image not found!" << std::endl;
+            return -1;
+        }
+        
+        if(!(fs::exists(fw_file))) {
+            std::cerr << "Invalid filepath: " << fw_file << std::endl;
+            return -1;
+        }
 
         // load firmware
         b200->load_firmware(fw_file);
-- 
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