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Code Issues

Fixed bug CORE-3389 : isc_dsql_exec_immed2 with zero transaction handle could lead to a BUGCHECK(147)

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hvlad 2011-03-16 20:44:07 +00:00
parent 199adbf7d4
commit 293d5dcb90
1 changed files with 8 additions and 0 deletions
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src/dsql/dsql.cpp
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@ -1141,6 +1141,14 @@ static void execute_immediate(thread_db* tdbb,
request = prepare(tdbb, database, *tra_handle, length, string, dialect, parser_version); request = prepare(tdbb, database, *tra_handle, length, string, dialect, parser_version);
// Only allow NULL trans_handle if we're starting a transaction
if (!*tra_handle && request->req_type != REQ_START_TRANS)
{
ERRD_post(Arg::Gds(isc_sqlerr) << Arg::Num(-901) <<
Arg::Gds(isc_bad_trans_handle));
}
Jrd::ContextPoolHolder context(tdbb, &request->req_pool); Jrd::ContextPoolHolder context(tdbb, &request->req_pool);
// A select with a non zero output length is a singleton select // A select with a non zero output length is a singleton select