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usb: fix interface initialization

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zero is a valid interface number, so don't use it when resetting the
endpoints.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2012-07-03 10:15:08 +02:00
parent 19deaa089c
commit 7c37e6a4c4
2 changed files with 4 additions and 2 deletions
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2
hw/usb.h
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@ -145,6 +145,8 @@
#define USB_ENDPOINT_XFER_INT 3 #define USB_ENDPOINT_XFER_INT 3
#define USB_ENDPOINT_XFER_INVALID 255 #define USB_ENDPOINT_XFER_INVALID 255
#define USB_INTERFACE_INVALID 255
typedef struct USBBus USBBus; typedef struct USBBus USBBus;
typedef struct USBBusOps USBBusOps; typedef struct USBBusOps USBBusOps;
typedef struct USBPort USBPort; typedef struct USBPort USBPort;

4
hw/usb/core.c
View File

@ -566,8 +566,8 @@ void usb_ep_reset(USBDevice *dev)
dev->ep_out[ep].pid = USB_TOKEN_OUT; dev->ep_out[ep].pid = USB_TOKEN_OUT;
dev->ep_in[ep].type = USB_ENDPOINT_XFER_INVALID; dev->ep_in[ep].type = USB_ENDPOINT_XFER_INVALID;
dev->ep_out[ep].type = USB_ENDPOINT_XFER_INVALID; dev->ep_out[ep].type = USB_ENDPOINT_XFER_INVALID;
dev->ep_in[ep].ifnum = 0; dev->ep_in[ep].ifnum = USB_INTERFACE_INVALID;
dev->ep_out[ep].ifnum = 0; dev->ep_out[ep].ifnum = USB_INTERFACE_INVALID;
dev->ep_in[ep].dev = dev; dev->ep_in[ep].dev = dev;
dev->ep_out[ep].dev = dev; dev->ep_out[ep].dev = dev;
dev->ep_in[ep].pipeline = false; dev->ep_in[ep].pipeline = false;