From 7908ba526b99078efe44b1f3ccfb38aa049c7ea2 Mon Sep 17 00:00:00 2001
From: Uwe Bonnes <bon@elektron.ikp.physik.tu-darmstadt.de>
Date: Fri, 30 Mar 2018 21:37:25 +0200
Subject: [PATCH] stm32_mem: Guard dfu.dfu_device with try/except.

---
 scripts/stm32_mem.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/scripts/stm32_mem.py b/scripts/stm32_mem.py
index d30a8555..732685c3 100755
--- a/scripts/stm32_mem.py
+++ b/scripts/stm32_mem.py
@@ -89,7 +89,10 @@ def stm32_scan(args, test):
 		exit(-1)
 
 	for dev in devs:
-		dfudev = dfu.dfu_device(*dev)
+                try:
+                        dfudev = dfu.dfu_device(*dev)
+                except:
+                        return 0
 		man = dfudev.handle.getString(dfudev.dev.iManufacturer, 30)
 		if man == "Black Sphere Technologies": bmp = bmp + 1
 	if bmp == 0 :