lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-ID: <0132cbb2-34f8-b85c-383d-d639d938c836@gmail.com>
Date:   Sat, 3 Feb 2018 16:42:40 +0200
From:   Lassi Ylikojola <lassi.ylikojola@...il.com>
To:     perex@...ex.cz, tiwai@...e.com, arvind.yadav.cs@...il.com,
        lassi.ylikojola@...il.com, bhumirks@...il.com,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ALSA: usb-audio: add implicit fb quirk for Behringer UFX1204

Add quirk to ensure a sync endpoint is properly configured.
This patch is a fix for same symptoms on Behringer UFX1204 as patch
from Albertto Aquirre on Dec 8 2016 for Axe-Fx II.

Signed-off-by: Lassi Ylikojola <lassi.ylikojola@...il.com>
---
 sound/usb/pcm.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index b9c9a19f9588..2d8b9e19e99b 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -352,6 +352,15 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
                ep = 0x86;
                iface = usb_ifnum_to_if(dev, 2);
 
+               if (!iface || iface->num_altsetting == 0)
+                       return -EINVAL;
+
+               alts = &iface->altsetting[1];
+               goto add_sync_ep;
+       case USB_ID(0x1397, 0x0002): /* Behringer UFX1204 */
+               ep = 0x81;
+               iface = usb_ifnum_to_if(dev, 1);
+
                if (!iface || iface->num_altsetting == 0)
                        return -EINVAL;
 
-- 
2.14.3

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ