--- samba-4.0.8/lib/util/charset/pull_push.c.orig	2012-10-02 10:24:40.000000000 +0200
+++ samba-4.0.8/lib/util/charset/pull_push.c	2013-08-27 16:59:16.071804915 +0200
@@ -38,6 +38,10 @@
 bool push_ucs2_talloc(TALLOC_CTX *ctx, smb_ucs2_t **dest, const char *src,
 		      size_t *converted_size)
 {
+	if (src == NULL) {
+		return (1 != 1);
+	}
+
 	size_t src_len = strlen(src)+1;
 
 	*dest = NULL;