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=cc24fb418d8da7ed93f9cd936f7da8fc7e0381bf;p=users%2Fbernd%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 ca254f901f..53093f1e86 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;