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Subject[PATCH 3.18 19/27] usb: cdc_acm: Add quirk for Castles VEGA3000
Date
3.18-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Lubomir Rintel <lkundrak@v3.sk>

commit 1445cbe476fc3dd09c0b380b206526a49403c071 upstream.

The device (a POS terminal) implements CDC ACM, but has not union
descriptor.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Acked-by: Oliver Neukum <oneukum@suse.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
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
@@ -1785,6 +1785,9 @@ static const struct usb_device_id acm_id
{ USB_DEVICE(0x09d8, 0x0320), /* Elatec GmbH TWN3 */
.driver_info = NO_UNION_NORMAL, /* has misplaced union descriptor */
},
+ { USB_DEVICE(0x0ca6, 0xa050), /* Castles VEGA3000 */
+ .driver_info = NO_UNION_NORMAL, /* reports zero length descriptor */
+ },

{ USB_DEVICE(0x2912, 0x0001), /* ATOL FPrint */
.driver_info = CLEAR_HALT_CONDITIONS,

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