sql/sql_prepare.cc: Don't send unexpected error to the client.
@ -2602,7 +2602,7 @@ void mysql_stmt_get_longdata(THD *thd, char *packet, ulong packet_length)
if (!(stmt=find_prepared_statement(thd, stmt_id,
"mysql_stmt_send_long_data")))
DBUG_VOID_RETURN;
goto out;
param_number= uint2korr(packet);
packet+= 2;