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zd1211rw: improve ejecting of fake CDROM

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The zd1211rw always assumed that the storage device is at endpoint 1,
but there are devices (Spairon Homelink 1202) that are at endpoint 0.
Try both, starting with 1 to make sure to not break existing setups.

Signed-off-by: Stefan Seyfried <seife@sphairon.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stefan Seyfried 2009-12-08 15:21:35 +01:00 committed by John W. Linville
parent 5b6e2f12ed
commit 11466f1342
1 changed files with 9 additions and 5 deletions
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14
drivers/net/wireless/zd1211rw/zd_usb.c
View file

@ -1078,11 +1078,15 @@ static int eject_installer(struct usb_interface *intf)
int r;
/* Find bulk out endpoint */
endpoint = &iface_desc->endpoint[1].desc;
if (usb_endpoint_dir_out(endpoint) &&
usb_endpoint_xfer_bulk(endpoint)) {
bulk_out_ep = endpoint->bEndpointAddress;
} else {
for (r = 1; r >= 0; r--) {
endpoint = &iface_desc->endpoint[r].desc;
if (usb_endpoint_dir_out(endpoint) &&
usb_endpoint_xfer_bulk(endpoint)) {
bulk_out_ep = endpoint->bEndpointAddress;
break;
}
}
if (r == -1) {
dev_err(&udev->dev,
"zd1211rw: Could not find bulk out endpoint\n");
return -ENODEV;