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Overview
Comment:Avoid an assertion fault and/or freeing memory while it is still in use when an error occurs during virtual table construction. Cherrypick of [a02599ad85d].
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Timelines: family | ancestors | descendants | both | branch-3.7.14
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SHA1: 760072ceea294fd7d168de28de9e775e545ef30e
User & Date: dan 2013-03-07 11:03:51.343
Context
2014-10-02
09:27
Fix a segfault that could occur if an 'optimize' command was issued on an FTS table that contained at least one row but zero terms. (Leaf check-in: b21746ac11 user: dan tags: branch-3.7.14)
2013-03-07
11:03
Avoid an assertion fault and/or freeing memory while it is still in use when an error occurs during virtual table construction. Cherrypick of [a02599ad85d]. (check-in: 760072ceea user: dan tags: branch-3.7.14)
2012-12-07
04:46
Backport VSIX tooling and packaging fixes and enhancements. (check-in: e890bcde34 user: mistachkin tags: branch-3.7.14)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/vtab.c.
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** in the list are moved to the sqlite3.pDisconnect list of the associated 
** database connection.
*/
void sqlite3VtabClear(sqlite3 *db, Table *p){
  if( !db || db->pnBytesFreed==0 ) vtabDisconnectAll(0, p);
  if( p->azModuleArg ){
    int i;
    assert( p->nModuleArg<2 || p->azModuleArg[1]==0 );
    for(i=0; i<p->nModuleArg; i++){
      sqlite3DbFree(db, p->azModuleArg[i]);
    }
    sqlite3DbFree(db, p->azModuleArg);
  }
}

/*
** Add a new module argument to pTable->azModuleArg[].







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** in the list are moved to the sqlite3.pDisconnect list of the associated 
** database connection.
*/
void sqlite3VtabClear(sqlite3 *db, Table *p){
  if( !db || db->pnBytesFreed==0 ) vtabDisconnectAll(0, p);
  if( p->azModuleArg ){
    int i;

    for(i=0; i<p->nModuleArg; i++){
      if( i!=1 ) sqlite3DbFree(db, p->azModuleArg[i]);
    }
    sqlite3DbFree(db, p->azModuleArg);
  }
}

/*
** Add a new module argument to pTable->azModuleArg[].