From: Adam Dickmeiss <adam@indexdata.dk>
Date: Fri, 28 Sep 2012 12:26:09 +0000 (+0200)
Subject: multi: Fix check for opt Records in present response
X-Git-Tag: v1.3.47~14
X-Git-Url: http://jsfdemo.indexdata.com/cgi-bin?a=commitdiff_plain;h=a59a52927e5ee439e086f612b7752ab7e6808150;p=metaproxy-moved-to-github.git

multi: Fix check for opt Records in present response

A SEGV could occur if a target did not return records and
no diagnostics.
---

diff --git a/src/filter_multi.cpp b/src/filter_multi.cpp
index 4eb1988..ccefccf 100644
--- a/src/filter_multi.cpp
+++ b/src/filter_multi.cpp
@@ -887,7 +887,7 @@ void yf::Multi::Frontend::present(mp::Package &package, Z_APDU *apdu_req)
             nprl->records[i] = (Z_NamePlusRecord*)
                 odr_malloc(odr, sizeof(Z_NamePlusRecord));
             int inside_pos = jit->m_pos - jit->m_start;
-            if (inside_pos >= b_resp->records->
+            if (!b_resp->records || inside_pos >= b_resp->records->
                 u.databaseOrSurDiagnostics->num_records)
                 break;
 	    *nprl->records[i] = *b_resp->records->