From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Tue, 24 May 2011 18:20:08 +0000 (-0400)
Subject: Avoid uninitialized bits in the result of QTN2QT().
X-Git-Url: http://git.postgresql.org/gitweb/static/gitweb.js?a=commitdiff_plain;h=bd9215a346da64467d9b070715bf40e412ba6b14;p=users%2Fc2main%2Fpostgres.git

Avoid uninitialized bits in the result of QTN2QT().

Found with additional valgrind testing.

Noah Misch
---

diff --git a/src/backend/utils/adt/tsquery_util.c b/src/backend/utils/adt/tsquery_util.c
index 831936696b..d4a2ede1f6 100644
--- a/src/backend/utils/adt/tsquery_util.c
+++ b/src/backend/utils/adt/tsquery_util.c
@@ -336,7 +336,7 @@ QTN2QT(QTNode *in)
 	cntsize(in, &sumlen, &nnode);
 	len = COMPUTESIZE(nnode, sumlen);
 
-	out = (TSQuery) palloc(len);
+	out = (TSQuery) palloc0(len);
 	SET_VARSIZE(out, len);
 	out->size = nnode;