This is a note to let you know that I've just added the patch titled
CDC-ACM: apply quirk for card reader
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
cdc-acm-apply-quirk-for-card-reader.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From df1cc78a52491f71d8170d513d0f6f114faa1bda Mon Sep 17 00:00:00 2001
From: Oliver Neukum <oneukum@xxxxxxxx>
Date: Thu, 18 Jan 2018 12:13:45 +0100
Subject: CDC-ACM: apply quirk for card reader
From: Oliver Neukum <oneukum@xxxxxxxx>
commit df1cc78a52491f71d8170d513d0f6f114faa1bda upstream.
This devices drops random bytes from messages if you talk to it
too fast.
Signed-off-by: Oliver Neukum <oneukum@xxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/usb/class/cdc-acm.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1695,6 +1695,9 @@ static const struct usb_device_id acm_id
{ USB_DEVICE(0x0ace, 0x1611), /* ZyDAS 56K USB MODEM - new version */
.driver_info = SINGLE_RX_URB, /* firmware bug */
},
+ { USB_DEVICE(0x11ca, 0x0201), /* VeriFone Mx870 Gadget Serial */
+ .driver_info = SINGLE_RX_URB,
+ },
{ USB_DEVICE(0x22b8, 0x7000), /* Motorola Q Phone */
.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
},
Patches currently in stable-queue which might be from oneukum@xxxxxxxx are
queue-4.4/usb-uas-unconditionally-bring-back-host-after-reset.patch
queue-4.4/cdc-acm-apply-quirk-for-card-reader.patch
queue-4.4/usb-cdc-acm-do-not-log-urb-submission-errors-on-disconnect.patch