From: Adam Dickmeiss <adam@indexdata.dk>
Date: Wed, 20 Jun 2012 13:19:03 +0000 (+0200)
Subject: Fix record_render for case where len==NULL
X-Git-Tag: v4.2.35~6
X-Git-Url: http://git.indexdata.com/?p=yaz-moved-to-github.git;a=commitdiff_plain;h=3e9a2da838e3e56d7a74958eff553f71199bbaa4

Fix record_render for case where len==NULL

In which len is unset by record_render
---

diff --git a/src/record_render.c b/src/record_render.c
index 983667a..69a208b 100644
--- a/src/record_render.c
+++ b/src/record_render.c
@@ -276,7 +276,7 @@ static const char *base64_render(NMEM nmem, WRBUF wrbuf,
                                  const char *expr, const char *type_spec)
 {
 #if YAZ_HAVE_XML2
-    xmlDocPtr doc = xmlParseMemory(buf, *len);
+    xmlDocPtr doc = xmlParseMemory(buf, strlen(buf));
     if (doc)
     {
         xmlChar *buf_out;
@@ -325,7 +325,8 @@ static const char *base64_render(NMEM nmem, WRBUF wrbuf,
             wrbuf_rewind(wrbuf);
             wrbuf_write(wrbuf, (const char *) buf_out, len_out);
             buf = wrbuf_cstr(wrbuf);
-            *len = len_out;
+            if (len)
+                *len = len_out;
         }
         xmlFreeDoc(doc);
         xmlFree(buf_out);