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cdc-acm: store in and out pipes in acm structure

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Clearing stall needs pipe descriptor, store it in acm structure.

Signed-off-by: Ladislav Michl <ladis@linux-mips.org>
Acked-by: Oliver Neukum <oneukum@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ladislav Michl
2016-11-18 19:09:19 +01:00
committed by Greg Kroah-Hartman
parent ba8c931ded
commit 74bccc9b71
2 changed files with 18 additions and 16 deletions
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drivers/usb/class/cdc-acm.h
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@@ -83,6 +83,7 @@ struct acm {
struct usb_device *dev; /* the corresponding usb device */
struct usb_interface *control; /* control interface */
struct usb_interface *data; /* data interface */
unsigned in, out; /* i/o pipes */
struct tty_port port; /* our tty port data */
struct urb *ctrlurb; /* urbs */
u8 *ctrl_buffer; /* buffers of urbs */