diff options
| -rw-r--r-- | drivers/mfd/dln2.c | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/drivers/mfd/dln2.c b/drivers/mfd/dln2.c index 852129ea0766..6cd0b0c752d6 100644 --- a/drivers/mfd/dln2.c +++ b/drivers/mfd/dln2.c @@ -91,11 +91,6 @@ struct dln2_mod_rx_slots { spinlock_t lock; }; -enum dln2_endpoint { - DLN2_EP_OUT = 0, - DLN2_EP_IN = 1, -}; - struct dln2_dev { struct usb_device *usb_dev; struct usb_interface *interface; @@ -777,16 +772,12 @@ static int dln2_probe(struct usb_interface *interface, int ret; int i, j; - if (hostif->desc.bInterfaceNumber != 0 || - hostif->desc.bNumEndpoints < 2) + if (hostif->desc.bInterfaceNumber != 0) return -ENODEV; - epout = &hostif->endpoint[DLN2_EP_OUT].desc; - if (!usb_endpoint_is_bulk_out(epout)) - return -ENODEV; - epin = &hostif->endpoint[DLN2_EP_IN].desc; - if (!usb_endpoint_is_bulk_in(epin)) - return -ENODEV; + ret = usb_find_common_endpoints(hostif, &epin, &epout, NULL, NULL); + if (ret) + return ret; dln2 = kzalloc(sizeof(*dln2), GFP_KERNEL); if (!dln2) |