Merge branch 'pandora-27-omap1' into rev2

[pandora-kernel.git] / net / ethernet / eth.c

diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c
index ed8a3d4..a80839b 100644 (file)
--- a/net/ethernet/eth.c
+++ b/net/ethernet/eth.c
@@ -298,6 +298,14 @@ static int eth_change_mtu(struct net_device *dev, int new_mtu)
        return 0;
 }
 
+static int eth_validate_addr(struct net_device *dev)
+{
+       if (!is_valid_ether_addr(dev->dev_addr))
+               return -EADDRNOTAVAIL;
+
+       return 0;
+}
+
 const struct header_ops eth_header_ops ____cacheline_aligned = {
        .create         = eth_header,
        .parse          = eth_header_parse,
@@ -317,6 +325,7 @@ void ether_setup(struct net_device *dev)
 
        dev->change_mtu         = eth_change_mtu;
        dev->set_mac_address    = eth_mac_addr;
+       dev->validate_addr      = eth_validate_addr;
 
        dev->type               = ARPHRD_ETHER;
        dev->hard_header_len    = ETH_HLEN;
@@ -350,10 +359,34 @@ struct net_device *alloc_etherdev_mq(int sizeof_priv, unsigned int queue_count)
 }
 EXPORT_SYMBOL(alloc_etherdev_mq);
 
-char *print_mac(char *buf, const u8 *addr)
+static size_t _format_mac_addr(char *buf, int buflen,
+                               const unsigned char *addr, int len)
+{
+       int i;
+       char *cp = buf;
+
+       for (i = 0; i < len; i++) {
+               cp += scnprintf(cp, buflen - (cp - buf), "%02x", addr[i]);
+               if (i == len - 1)
+                       break;
+               cp += strlcpy(cp, ":", buflen - (cp - buf));
+       }
+       return cp - buf;
+}
+
+ssize_t sysfs_format_mac(char *buf, const unsigned char *addr, int len)
+{
+       size_t l;
+
+       l = _format_mac_addr(buf, PAGE_SIZE, addr, len);
+       l += strlcpy(buf + l, "\n", PAGE_SIZE - l);
+       return ((ssize_t) l);
+}
+EXPORT_SYMBOL(sysfs_format_mac);
+
+char *print_mac(char *buf, const unsigned char *addr)
 {
-       sprintf(buf, MAC_FMT,
-               addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
+       _format_mac_addr(buf, MAC_BUF_SIZE, addr, ETH_ALEN);
        return buf;
 }
 EXPORT_SYMBOL(print_mac);