From 7daf6d8cc533ae4c65e1ee34febbee04bae53975 Mon Sep 17 00:00:00 2001
From: Andreas Steffen <andreas.steffen@strongswan.org>
Date: Sun, 5 May 2013 10:13:13 +0200
Subject: [PATCH] check for zero-length device ID

---
 src/libimcv/plugins/imc_os/imc_os.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/libimcv/plugins/imc_os/imc_os.c b/src/libimcv/plugins/imc_os/imc_os.c
index 98eac2480b..2558be9f84 100644
--- a/src/libimcv/plugins/imc_os/imc_os.c
+++ b/src/libimcv/plugins/imc_os/imc_os.c
@@ -245,6 +245,12 @@ static void add_device_id(imc_msg_t *msg)
 				  "android_id" : "/var/lib/dbus/machine-id";
 	value = os->get_setting(os, name);
 
+	if (value.len == 0)
+	{
+		DBG1(DBG_IMC, "no device ID available");
+		return;
+	}
+
 	/* trim trailing newline character */
 	if (value.ptr[value.len - 1] == '\n')
 	{
-- 
2.47.3