From: Adam Dickmeiss <adam@indexdata.dk>
Date: Wed, 29 Feb 2012 08:53:51 +0000 (+0100)
Subject: zoom: ccl_err_msg may return 0
X-Git-Tag: v1.3.25~1
X-Git-Url: http://git.indexdata.com/?a=commitdiff_plain;h=ac9068da01ea574d6f9f29204b3d126515fb8a1b;hp=4dc76c583b5304becb202df6becf189f4b533bfe;p=metaproxy-moved-to-github.git

zoom: ccl_err_msg may return 0

So use odr_strdup_null. Just in case.
---

diff --git a/src/filter_zoom.cpp b/src/filter_zoom.cpp
index d67c97c..aaa9ef5 100644
--- a/src/filter_zoom.cpp
+++ b/src/filter_zoom.cpp
@@ -1933,7 +1933,7 @@ next_proxy:
         wrbuf_destroy(ccl_wrbuf);
         if (!cn)
         {
-            char *addinfo = odr_strdup(odr, ccl_err_msg(cerror));
+            char *addinfo = odr_strdup_null(odr, ccl_err_msg(cerror));
             error = YAZ_BIB1_MALFORMED_QUERY;
 
             switch (cerror)