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CDC-ACM: apply quirk for card reader 

This devices drops random bytes from messages if you talk to it
too fast.

Signed-off-by: Oliver Neukum <oneukum@suse.com>
CC: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Oliver Neukum 2018-01-18 12:13:45 +01:00 committed by Greg Kroah-Hartman
parent 69341bd150
commit df1cc78a52
1 changed files with 3 additions and 0 deletions
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3
drivers/usb/class/cdc-acm.c
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@ -1752,6 +1752,9 @@ static const struct usb_device_id acm_ids[] = {
{ 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 */
},