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mirror of https://github.com/postgres/postgres.git synced 2025-08-19 23:22:23 +03:00

Fix incorrect cleanup of tsquery in ts_rewrite(). Per bug #4933 by

Aaron Marcuse-Kubitza <aaronmk@blackducksoftware.com>
This commit is contained in:
Teodor Sigaev
2009-07-28 09:32:45 +00:00
parent def9d5f749
commit fe37cbb841

View File

@@ -7,7 +7,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/tsquery_rewrite.c,v 1.11 2008/01/01 19:45:53 momjian Exp $ * $PostgreSQL: pgsql/src/backend/utils/adt/tsquery_rewrite.c,v 1.11.2.1 2009/07/28 09:32:45 teodor Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@@ -215,12 +215,12 @@ dropvoidsubtree(QTNode *root)
root->nchild = j; root->nchild = j;
if (root->valnode->operator.oper == OP_NOT && root->nchild == 0) if (root->nchild == 0)
{ {
QTNFree(root); QTNFree(root);
root = NULL; root = NULL;
} }
else if (root->nchild == 1) else if (root->nchild == 1 && root->valnode->operator.oper != OP_NOT)
{ {
QTNode *nroot = root->child[0]; QTNode *nroot = root->child[0];