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etheriwl: remove stations *after* disabling binding quotas, drain all queues in rxoff7000()

--- a/sys/src/9/pc/etheriwl.c

+++ b/sys/src/9/pc/etheriwl.c

@@ -3540,11 +3540,24 @@

 rxoff7000(Ether *edev, Ctlr *ctlr)

 {

 	char *err;

+	int i;

+	for(i = 0; i < nelem(ctlr->tx); i++)

+		flushq(ctlr, i);

+	settimeevent(ctlr, CmdRemove, 0);

+

 	if((err = setbindingquotas(ctlr, -1)) != nil){

 		print("can't disable quotas: %s\n", err);

 		return err;

 	}

+	if((err = delstation(ctlr, &ctlr->bss)) != nil){

+		print("can't remove bss station: %s\n", err);

+		return err;

+	}

+	if((err = delstation(ctlr, &ctlr->bcast)) != nil){

+		print("can't remove bcast station: %s\n", err);

+		return err;

+	}

 	if((err = setbindingcontext(ctlr, CmdRemove)) != nil){

 		print("removing bindingcontext: %s\n", err);

 		return err;

@@ -3638,14 +3651,9 @@

 	Ctlr *ctlr = edev->ctlr;

 	char *err;

-	if(ctlr->family >= 7000){

-		flushq(ctlr, 0);

-		delstation(ctlr, &ctlr->bss);

-		delstation(ctlr, &ctlr->bcast);

-		settimeevent(ctlr, CmdRemove, 0);

+	if(ctlr->family >= 7000)

 		if((err = rxoff7000(edev, ctlr)) != nil)

 			goto Out;

-	}

 	ctlr->rxfilter = FilterNoDecrypt | FilterMulticast | FilterBeacon;

 	if(ctlr->family >= 7000)