--- ./common/slp_xmalloc.c.orig	2016-09-13 11:46:35.749065088 +0000
+++ ./common/slp_xmalloc.c	2016-09-13 11:48:03.785749186 +0000
@@ -203,6 +203,8 @@ void * _xrealloc(const char * file, int
       if (x->size != size)
       {
          newptr = _xmalloc(file, line, size);
+         if (!newptr)
+            return 0;
          memcpy(newptr, ptr, x->size);
          _xfree(file, line, x);
       }