3 files changed, 9 insertions, 7 deletions
diff --git a/src/backend/utils/adt/arrayfuncs.c b/src/backend/utils/adt/arrayfuncs.c
index f34ee3b773e..b9e9aa8fd79 100644
--- a/src/backend/utils/adt/arrayfuncs.c
+++ b/src/backend/utils/adt/arrayfuncs.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/utils/adt/arrayfuncs.c,v 1.142 2008/03/25 22:42:43 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/utils/adt/arrayfuncs.c,v 1.143 2008/04/11 22:52:05 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -319,7 +319,7 @@ array_in(PG_FUNCTION_ARGS)
 		dataoffset = 0;			/* marker for no null bitmap */
 		nbytes += ARR_OVERHEAD_NONULLS(ndim);
 	}
-	retval = (ArrayType *) palloc(nbytes);
+	retval = (ArrayType *) palloc0(nbytes);
 	SET_VARSIZE(retval, nbytes);
 	retval->ndim = ndim;
 	retval->dataoffset = dataoffset;
diff --git a/src/backend/utils/adt/geo_ops.c b/src/backend/utils/adt/geo_ops.c
index 4bc4d19eae4..75502c4384e 100644
--- a/src/backend/utils/adt/geo_ops.c
+++ b/src/backend/utils/adt/geo_ops.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/utils/adt/geo_ops.c,v 1.99 2008/01/01 19:45:52 momjian Exp $
+ *	  $PostgreSQL: pgsql/src/backend/utils/adt/geo_ops.c,v 1.100 2008/04/11 22:52:05 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -1425,6 +1425,8 @@ path_in(PG_FUNCTION_ARGS)
 				 errmsg("invalid input syntax for type path: \"%s\"", str)));
 
 	path->closed = (!isopen);
+	/* prevent instability in unused pad bytes */
+	path->dummy = 0;
 
 	PG_RETURN_PATH_P(path);
 }
diff --git a/src/backend/utils/adt/tsquery.c b/src/backend/utils/adt/tsquery.c
index d84d4ad931e..e4f1beba905 100644
--- a/src/backend/utils/adt/tsquery.c
+++ b/src/backend/utils/adt/tsquery.c
@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/utils/adt/tsquery.c,v 1.16 2008/03/25 22:42:44 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/utils/adt/tsquery.c,v 1.17 2008/04/11 22:52:05 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -223,7 +223,7 @@ pushOperator(TSQueryParserState state, int8 oper)
 
 	Assert(oper == OP_NOT || oper == OP_AND || oper == OP_OR);
 
-	tmp = (QueryOperator *) palloc(sizeof(QueryOperator));
+	tmp = (QueryOperator *) palloc0(sizeof(QueryOperator));
 	tmp->type = QI_OPR;
 	tmp->oper = oper;
 	/* left is filled in later with findoprnd */
@@ -247,7 +247,7 @@ pushValue_internal(TSQueryParserState state, pg_crc32 valcrc, int distance, int
 				 errmsg("operand is too long in tsquery: \"%s\"",
 						state->buffer)));
 
-	tmp = (QueryOperand *) palloc(sizeof(QueryOperand));
+	tmp = (QueryOperand *) palloc0(sizeof(QueryOperand));
 	tmp->type = QI_VAL;
 	tmp->weight = weight;
 	tmp->valcrc = (int32) valcrc;
@@ -304,7 +304,7 @@ pushStop(TSQueryParserState state)
 {
 	QueryOperand *tmp;
 
-	tmp = (QueryOperand *) palloc(sizeof(QueryOperand));
+	tmp = (QueryOperand *) palloc0(sizeof(QueryOperand));
 	tmp->type = QI_VALSTOP;
 
 	state->polstr = lcons(tmp, state->polstr);