GDU: if decode fails in assignment, reset m_gdu ptr

This fixes a SEGV that could otherwise happen.

diff --git a/src/gdu.cpp b/src/gdu.cpp
index fb87251..467ded2 100644 (file)
--- a/src/gdu.cpp
+++ b/src/gdu.cpp
@@ -44,7 +44,8 @@ void GDU::base(Z_GDU *gdu, ODR encode)
         char *buf = odr_getbuf(encode, &len, 0);
 
         odr_setbuf(m_decode, buf, len, 0);
-        z_GDU(m_decode, &m_gdu, 0, 0);
+        if (!z_GDU(m_decode, &m_gdu, 0, 0))
+            m_gdu = 0;
     }
     odr_destroy(encode);
 }