diff options
Diffstat (limited to 'drivers/net/usb')
| -rw-r--r-- | drivers/net/usb/lan78xx.c | 6 | ||||
| -rw-r--r-- | drivers/net/usb/usbnet.c | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index 03319fdb5235..f20376c1ef3f 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -4122,6 +4122,12 @@ static int lan78xx_probe(struct usb_interface *intf, dev->maxpacket = usb_maxpacket(dev->udev, dev->pipe_out, 1); + /* Reject broken descriptors. */ + if (dev->maxpacket == 0) { + ret = -ENODEV; + goto out4; + } + /* driver requires remote-wakeup capability during autosuspend. */ intf->needs_remote_wakeup = 1; diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 350bae673ed4..9a6450f796dc 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1792,6 +1792,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) dev->maxpacket = usb_maxpacket (dev->udev, dev->out, 1); if (dev->maxpacket == 0) { /* that is a broken device */ + status = -ENODEV; goto out4; } |