File 0001-icE1usb-Don-t-consider-altsetting-with-no-... of Package dahdi-linux

Overview Repositories Revisions Requests Users Attributes Meta

File 0001-icE1usb-Don-t-consider-altsetting-with-no-endpoints-.patch of Package dahdi-linux (Revision 9b86c8628f35f1fe241747b94a7e3961)

Currently displaying revision 9b86c8628f35f1fe241747b94a7e3961 , Show latest

From 602302b40877eeeb55acc95efd8706c159b4e57b Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@osmocom.org>
Date: Fri, 7 Jan 2022 19:14:48 +0100
Subject: [PATCH 01/13] icE1usb: Don't consider altsetting with no endpoints as
 "ON"

find_altsetting_on() must not only find an altsetting with no
zero-sized endpoints, but must also make sure there actually
are endpoints.

This enables compatibility with icE1usb firmware >= 0.1-43-g9674436
---
 drivers/dahdi/icE1usb/icE1usb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dahdi/icE1usb/icE1usb.c b/drivers/dahdi/icE1usb/icE1usb.c
index 024d1de..7f12431 100644
--- a/drivers/dahdi/icE1usb/icE1usb.c
+++ b/drivers/dahdi/icE1usb/icE1usb.c
@@ -862,7 +862,7 @@ static const struct usb_host_interface *find_altsetting_on(struct usb_interface
 
 	for (i = 0; i < intf->num_altsetting; i++) {
 		const struct usb_host_interface *alt = &intf->altsetting[i];
-		if (!has_ep_packetsize_zero(alt))
+		if (!has_ep_packetsize_zero(alt) && alt->desc.bNumEndpoints >= 3)
 			return alt;
 	}
 	return NULL;
-- 
2.35.1

Places

File 0001-icE1usb-Don-t-consider-altsetting-with-no-endpoints-.patch of Package dahdi-linux (Revision 9b86c8628f35f1fe241747b94a7e3961)

Places