diff options
Diffstat (limited to 'drivers/net/usb/rndis_host.c')
| -rw-r--r-- | drivers/net/usb/rndis_host.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c index a61324757b17..727547a28992 100644 --- a/drivers/net/usb/rndis_host.c +++ b/drivers/net/usb/rndis_host.c @@ -16,10 +16,6 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ - -// #define DEBUG // error path messages, extra info -// #define VERBOSE // more; success messages - #include <linux/module.h> #include <linux/init.h> #include <linux/netdevice.h> @@ -318,6 +314,14 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags) net->hard_header_len += sizeof (struct rndis_data_hdr); dev->hard_mtu = net->mtu + net->hard_header_len; + dev->maxpacket = usb_maxpacket(dev->udev, dev->out, 1); + if (dev->maxpacket == 0) { + if (netif_msg_probe(dev)) + dev_dbg(&intf->dev, "dev->maxpacket can't be 0\n"); + retval = -EINVAL; + goto fail_and_release; + } + dev->rx_urb_size = dev->hard_mtu + (dev->maxpacket + 1); dev->rx_urb_size &= ~(dev->maxpacket - 1); u.init->max_transfer_size = cpu_to_le32(dev->rx_urb_size); |