+ if ( !BER_BVISNULL( &op->o_csn ) ) {
+ op->o_tmpfree( op->o_csn.bv_val, op->o_tmpmemctx );
+ BER_BVZERO( &op->o_csn );
+ }
+
+ opbuf = (OperationBuffer *) op;
+ memset( opbuf, 0, sizeof(*opbuf) );
+ op->o_hdr = &opbuf->ob_hdr;
+ op->o_controls = opbuf->ob_controls;