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Fix a crash that can follow a malloc failure in sqlite3ValueFromExpr(). Ticket #3468. (CVS 5851)

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FossilOrigin-Name: 0996783b1b7e6dda166565071cbd19f23e7edbbc
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danielk1977
2008-10-30 17:21:12 +00:00
parent 99dfe5eb47
commit f150c9de55
5 changed files with 17 additions and 15 deletions
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6
src/alter.c
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@@ -12,7 +12,7 @@
** This file contains C code routines that used to generate VDBE code
** that implements the ALTER TABLE command.
**
** $Id: alter.c,v 1.48 2008/08/08 14:19:41 drh Exp $
** $Id: alter.c,v 1.49 2008/10/30 17:21:13 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>
@@ -441,11 +441,11 @@ void sqlite3AlterFinishAddColumn(Parse *pParse, Token *pColDef){
Expr *pDflt; /* Default value for the new column */
sqlite3 *db; /* The database connection; */
if( pParse->nErr ) return;
db = pParse->db;
if( pParse->nErr || db->mallocFailed ) return;
pNew = pParse->pNewTable;
assert( pNew );
db = pParse->db;
assert( sqlite3BtreeHoldsAllMutexes(db) );
iDb = sqlite3SchemaToIndex(db, pNew->pSchema);
zDb = db->aDb[iDb].zName;