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Overview
| Comment: | Fix a potential NULL pointer dereference following a syntax error. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
8d27e3e16a9be79fe227e833f4770ebe |
| User & Date: | drh 2015-03-22 10:23:17 |
Context
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2015-03-23
| ||
| 19:03 | Fix datetype size asserts in btree.c. check-in: ff4812d0 user: drh tags: trunk | |
| 17:25 | Add the sqlite3_status64() interface. Make the new interface and the legacy sqlite3_status() both atomic and threadsafe. Check threadsafety using assert()s. check-in: 1ce8e8fa user: drh tags: status64 | |
|
2015-03-22
| ||
| 10:23 | Fix a potential NULL pointer dereference following a syntax error. check-in: 8d27e3e1 user: drh tags: trunk | |
|
2015-03-21
| ||
| 23:38 | Fix harmless compiler warnings with MSVC when assert() and SQLITE_MEMDEBUG are both enabled. check-in: 9513dbd4 user: mistachkin tags: trunk | |
Changes
Changes to src/expr.c.
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** the height is greater than the maximum allowed expression depth,
** leave an error in pParse.
**
** Also propagate all EP_Propagate flags from the Expr.x.pList into
** Expr.flags.
*/
void sqlite3ExprSetHeightAndFlags(Parse *pParse, Expr *p){
exprSetHeight(p);
sqlite3ExprCheckHeight(pParse, p->nHeight);
}
/*
** Return the maximum height of any expression tree referenced
** by the select statement passed as an argument.
|
> |
393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 |
** the height is greater than the maximum allowed expression depth,
** leave an error in pParse.
**
** Also propagate all EP_Propagate flags from the Expr.x.pList into
** Expr.flags.
*/
void sqlite3ExprSetHeightAndFlags(Parse *pParse, Expr *p){
if( pParse->nErr ) return;
exprSetHeight(p);
sqlite3ExprCheckHeight(pParse, p->nHeight);
}
/*
** Return the maximum height of any expression tree referenced
** by the select statement passed as an argument.
|
Changes to test/misc1.test.
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# #*********************************************************************** # This file implements regression tests for SQLite library. # # This file implements tests for miscellanous features that were # left out of other test files. # # $Id: misc1.test,v 1.42 2007/11/05 14:58:23 drh Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl # Mimic the SQLite 2 collation type NUMERIC. db collate numeric numeric_collate proc numeric_collate {lhs rhs} { ................................................................................ # presumably. # do_execsql_test misc1-20.1 { CREATE TABLE t0(x INTEGER DEFAULT(0==0) NOT NULL); REPLACE INTO t0(x) VALUES(''); SELECT rowid, quote(x) FROM t0; } {1 ''} finish_test |
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#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
# This file implements tests for miscellanous features that were
# left out of other test files.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
# Mimic the SQLite 2 collation type NUMERIC.
db collate numeric numeric_collate
proc numeric_collate {lhs rhs} {
................................................................................
# presumably.
#
do_execsql_test misc1-20.1 {
CREATE TABLE t0(x INTEGER DEFAULT(0==0) NOT NULL);
REPLACE INTO t0(x) VALUES('');
SELECT rowid, quote(x) FROM t0;
} {1 ''}
# 2015-03-22: NULL pointer dereference after a syntax error
#
do_catchsql_test misc1-21.1 {
select''like''like''like#0;
} {1 {near "#0": syntax error}}
do_catchsql_test misc1-21.2 {
VALUES(0,0x0MATCH#0;
} {1 {near ";": syntax error}}
finish_test
|