HID: sony: Fix a potential memory leak in sony_probe()

If an error occurs after a successful usb_alloc_urb() call, usb_free_urb()
should be called.

Fixes: fb1a79a6 ("HID: sony: fix freeze when inserting ghlive ps3/wii dongles")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/hid/hid-sony.c

@@ -2155,6 +2155,9 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
 	return ret;
 
 err:
+	if (sc->ghl_urb)
+		usb_free_urb(sc->ghl_urb);
+
 	hid_hw_stop(hdev);
 	return ret;
 }