[PATCH] USB: fix hid core to return proper error code from probe

Drivers need to return -ENODEV when they can't bind to a device.
Anything else stops the "bind a device to a driver" search.

From: Stelian Pop <stelian@popies.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index 2d8bd9d..740dec1 100644 (file)
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -1762,7 +1762,7 @@ static int hid_probe(struct usb_interface *intf, const struct usb_device_id *id)
                        intf->altsetting->desc.bInterfaceNumber);
 
        if (!(hid = usb_hid_configure(intf)))
-               return -EIO;
+               return -ENODEV;
 
        hid_init_reports(hid);
        hid_dump_device(hid);
@@ -1777,7 +1777,7 @@ static int hid_probe(struct usb_interface *intf, const struct usb_device_id *id)
        if (!hid->claimed) {
                printk ("HID device not claimed by input or hiddev\n");
                hid_disconnect(intf);
-               return -EIO;
+               return -ENODEV;
        }
 
        printk(KERN_INFO);