diff options
Diffstat (limited to 'src/network/networkd-link.c')
| -rw-r--r-- | src/network/networkd-link.c | 46 |
1 files changed, 17 insertions, 29 deletions
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c index 416eb56483..785e8d5c9b 100644 --- a/src/network/networkd-link.c +++ b/src/network/networkd-link.c @@ -1328,8 +1328,6 @@ int link_configure(Link *link) { int link_update(Link *link, sd_rtnl_message *m) { unsigned flags; - void *data; - uint16_t type; int r; assert(link); @@ -1344,34 +1342,24 @@ int link_update(Link *link, sd_rtnl_message *m) { return r; } - while (sd_rtnl_message_read(m, &type, &data) > 0) { - switch(type) { - case IFLA_MTU: - if (link->network->dhcp && link->network->dhcp_mtu && - !link->original_mtu) { - link->original_mtu = *(uint16_t *) data; - log_debug_link(link, "saved original MTU: %" - PRIu16, link->original_mtu); - } - - break; - case IFLA_ADDRESS: - if (memcmp(&link->mac.ether_addr_octet, &data, - ETH_ALEN)) { - memcpy(&link->mac, data, ETH_ALEN); - - log_debug_link(link, "updated MAC address: " - "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx", - link->mac.ether_addr_octet[0], - link->mac.ether_addr_octet[1], - link->mac.ether_addr_octet[2], - link->mac.ether_addr_octet[3], - link->mac.ether_addr_octet[4], - link->mac.ether_addr_octet[5]); - } + if (link->network->dhcp && link->network->dhcp_mtu && + !link->original_mtu) { + r = sd_rtnl_message_read_u16(m, IFLA_MTU, &link->original_mtu); + if (r >= 0) + log_debug_link(link, "saved original MTU: %" + PRIu16, link->original_mtu); + } - break; - } + r = sd_rtnl_message_read_ether_addr(m, IFLA_ADDRESS, &link->mac); + if (r >= 0) { + log_debug_link(link, "MAC address: " + "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx", + link->mac.ether_addr_octet[0], + link->mac.ether_addr_octet[1], + link->mac.ether_addr_octet[2], + link->mac.ether_addr_octet[3], + link->mac.ether_addr_octet[4], + link->mac.ether_addr_octet[5]); } return link_update_flags(link, flags); |