396 	struct flow_filter *fold, *fnew;  in flow_change()  local
435 	fnew = kzalloc(sizeof(*fnew), GFP_KERNEL);  in flow_change()
436 	if (!fnew)  in flow_change()
439 	err = tcf_em_tree_validate(tp, tb[TCA_FLOW_EMATCHES], &fnew->ematches);  in flow_change()
443 	err = tcf_exts_init(&fnew->exts, net, TCA_FLOW_ACT, TCA_FLOW_POLICE);  in flow_change()
447 	err = tcf_exts_validate(net, tp, tb, tca[TCA_RATE], &fnew->exts, flags,  in flow_change()
459 		fnew->tp = fold->tp;  in flow_change()
460 		fnew->handle = fold->handle;  in flow_change()
461 		fnew->nkeys = fold->nkeys;  in flow_change()
462 		fnew->keymask = fold->keymask;  in flow_change()
463 		fnew->mode = fold->mode;  in flow_change()
464 		fnew->mask = fold->mask;  in flow_change()
465 		fnew->xor = fold->xor;  in flow_change()
466 		fnew->rshift = fold->rshift;  in flow_change()
467 		fnew->addend = fold->addend;  in flow_change()
468 		fnew->divisor = fold->divisor;  in flow_change()
469 		fnew->baseclass = fold->baseclass;  in flow_change()
470 		fnew->hashrnd = fold->hashrnd;  in flow_change()
512 		fnew->handle = handle;  in flow_change()
513 		fnew->mask  = ~0U;  in flow_change()
514 		fnew->tp = tp;  in flow_change()
515 		get_random_bytes(&fnew->hashrnd, 4);  in flow_change()
518 	timer_setup(&fnew->perturb_timer, flow_perturbation, TIMER_DEFERRABLE);  in flow_change()
523 		fnew->keymask = keymask;  in flow_change()
524 		fnew->nkeys   = nkeys;  in flow_change()
527 	fnew->mode = mode;  in flow_change()
530 		fnew->mask = nla_get_u32(tb[TCA_FLOW_MASK]);  in flow_change()
532 		fnew->xor = nla_get_u32(tb[TCA_FLOW_XOR]);  in flow_change()
534 		fnew->rshift = nla_get_u32(tb[TCA_FLOW_RSHIFT]);  in flow_change()
536 		fnew->addend = nla_get_u32(tb[TCA_FLOW_ADDEND]);  in flow_change()
539 		fnew->divisor = nla_get_u32(tb[TCA_FLOW_DIVISOR]);  in flow_change()
541 		fnew->baseclass = baseclass;  in flow_change()
543 	fnew->perturb_period = perturb_period;  in flow_change()
545 		mod_timer(&fnew->perturb_timer, jiffies + perturb_period);  in flow_change()
548 		list_add_tail_rcu(&fnew->list, &head->filters);  in flow_change()
550 		list_replace_rcu(&fold->list, &fnew->list);  in flow_change()
552 	*arg = fnew;  in flow_change()
561 	tcf_exts_destroy(&fnew->exts);  in flow_change()
562 	tcf_em_tree_destroy(&fnew->ematches);  in flow_change()
564 	kfree(fnew);  in flow_change()