diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/rose/rose_dev.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/net/rose/rose_dev.c b/net/rose/rose_dev.c index 7c279e2659e..50824d345fa 100644 --- a/net/rose/rose_dev.c +++ b/net/rose/rose_dev.c @@ -93,20 +93,34 @@ static int rose_rebuild_header(struct sk_buff *skb) static int rose_set_mac_address(struct net_device *dev, void *addr) { struct sockaddr *sa = addr; + int err; - rose_del_loopback_node((rose_address *)dev->dev_addr); + if (!memcpy(dev->dev_addr, sa->sa_data, dev->addr_len)) + return 0; - memcpy(dev->dev_addr, sa->sa_data, dev->addr_len); + if (dev->flags & IFF_UP) { + err = rose_add_loopback_node((rose_address *)dev->dev_addr); + if (err) + return err; + + rose_del_loopback_node((rose_address *)dev->dev_addr); + } - rose_add_loopback_node((rose_address *)dev->dev_addr); + memcpy(dev->dev_addr, sa->sa_data, dev->addr_len); return 0; } static int rose_open(struct net_device *dev) { + int err; + + err = rose_add_loopback_node((rose_address *)dev->dev_addr); + if (err) + return err; + netif_start_queue(dev); - rose_add_loopback_node((rose_address *)dev->dev_addr); + return 0; } |