diff options
| author | Peter Holik <peter@holik.at> | 2009-04-18 07:24:17 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-04-21 01:55:59 -0700 |
| commit | 03ad032bb78b2732b607ed198e951240e1d21e59 (patch) | |
| tree | 3bf7f5927e0545617676ad6feef07fa932db4ad4 /drivers/net/usb/usbnet.c | |
| parent | bb9e63e27117b469a151c61fb0045a8ec4cced5d (diff) | |
export usbnet_get_ethernet_addr from usbnet and fixed cdc_ether.c
because of using the same function get_ethernet_addr as cdc_ether.c
i export usbnet_get_ethernet_addr from usbnet and fixed cdc_ether
(suggested by Oliver Neukum).
Signed-off-by: Peter Holik <peter@holik.at>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb/usbnet.c')
| -rw-r--r-- | drivers/net/usb/usbnet.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 2b8b9036aff6..c94de6243140 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -37,6 +37,7 @@ #include <linux/init.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> +#include <linux/ctype.h> #include <linux/ethtool.h> #include <linux/workqueue.h> #include <linux/mii.h> @@ -156,6 +157,36 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf) } EXPORT_SYMBOL_GPL(usbnet_get_endpoints); +static u8 nibble(unsigned char c) +{ + if (likely(isdigit(c))) + return c - '0'; + c = toupper(c); + if (likely(isxdigit(c))) + return 10 + c - 'A'; + return 0; +} + +int usbnet_get_ethernet_addr(struct usbnet *dev, int iMACAddress) +{ + int tmp, i; + unsigned char buf [13]; + + tmp = usb_string(dev->udev, iMACAddress, buf, sizeof buf); + if (tmp != 12) { + dev_dbg(&dev->udev->dev, + "bad MAC string %d fetch, %d\n", iMACAddress, tmp); + if (tmp >= 0) + tmp = -EINVAL; + return tmp; + } + for (i = tmp = 0; i < 6; i++, tmp += 2) + dev->net->dev_addr [i] = + (nibble(buf [tmp]) << 4) + nibble(buf [tmp + 1]); + return 0; +} +EXPORT_SYMBOL_GPL(usbnet_get_ethernet_addr); + static void intr_complete (struct urb *urb); static int init_status (struct usbnet *dev, struct usb_interface *intf) |