--- /sys/src/9/bcm/etherusb.c	Thu Jul 18 12:26:35 2019
+++ /sys/src/9/bcm/etherusb.c	Wed Aug  3 12:16:49 2022
@@ -325,7 +325,7 @@
 	if(ctlr->buf != nil)
 		cmderror(cb, "already bound to a device");
 	maxpkt = strtol(cb->f[6], 0, 0);
-	if(maxpkt < 8 || maxpkt > 512)
+	if(maxpkt < 8)
 		cmderror(cb, "bad maxpkt");
 	bufsize = strtol(cb->f[5], 0, 0);
 	if(bufsize < maxpkt || bufsize > 32*1024)
--- /sys/src/9/bcm/devspi.c	Mon Aug  8 19:43:59 2022
+++ /sys/src/9/bcm/devspi.c	Tue Aug 11 10:32:58 2020
@@ -171,7 +171,7 @@
 	Spi *spi;
 
 	c = devopen(c, omode, spidir, nelem(spidir), devgen);
-	if(c->qid.type & QTDIR)
+	if(c->qid.path < Qspi)
 		return c;
 
 	spi = &spidev[DEVID(c->qid.path)];
@@ -197,7 +197,7 @@
 {
 	Spi *spi;
 
-	if(c->qid.type & QTDIR)
+	if(c->qid.path < Qspi)
 		return;
 	if((c->flag & COPEN) == 0)
 		return;