From c6031f3287d3adab6acb527e788997d087db4539 Mon Sep 17 00:00:00 2001
From: Stefan Wahren <info@lategoodbye.de>
Date: Sun, 20 May 2012 02:39:29 +0200
Subject: [PATCH] Added missing header file

---
 mbus/mbus-protocol-aux.c | 6 ++++++
 mbus/mbus-tcp.c          | 1 +
 2 files changed, 7 insertions(+)

diff --git a/mbus/mbus-protocol-aux.c b/mbus/mbus-protocol-aux.c
index 25b5a80..1dc761f 100644
--- a/mbus/mbus-protocol-aux.c
+++ b/mbus/mbus-protocol-aux.c
@@ -943,6 +943,12 @@ mbus_vif_unit_normalize(int vif, double value, char **unit_out, double *value_ou
 int
 mbus_vib_unit_normalize(mbus_value_information_block *vib, double value, char **unit_out, double *value_out, char **quantity_out)
 {   
+    if (vib == NULL || unit_out == NULL || value_out == NULL || quantity_out == NULL)
+    {
+        MBUS_ERROR("%s: Invalid parameter.\n", __PRETTY_FUNCTION__);
+        return -1;
+    }
+    
     MBUS_DEBUG("%s: vib_unit_normalize - VIF=0x%02X\n", __PRETTY_FUNCTION__, vib->vif);
     
     if (vib->vif == 0xFD) /* first type of VIF extention: see table 8.4.4 a */
diff --git a/mbus/mbus-tcp.c b/mbus/mbus-tcp.c
index a1fd098..e820090 100644
--- a/mbus/mbus-tcp.c
+++ b/mbus/mbus-tcp.c
@@ -19,6 +19,7 @@
 #include <netdb.h>
 
 #include <stdio.h>
+#include <string.h>
 #include <strings.h>
 
 #include <mbus/mbus.h>