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ether-addr-util: make hw_addr_is_null() return true also for all zero address

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This fixes the following error:
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systemd-networkd[1449490]: ip6tnl0: Saved hardware address: 00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00
systemd-networkd[1449490]: ip6tnl0: Failed to manage link by its new hardware address, ignoring: File exists
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This commit is contained in:
Yu Watanabe
2021-11-09 08:20:51 +09:00
parent 1f86a3fe52
commit de0f157984
3 changed files with 4 additions and 3 deletions
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src/network/networkctl.c
+1 -1
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@@ -553,7 +553,7 @@ static int decode_link(sd_netlink_message *m, LinkInfo *info, char **patterns, b
info->has_mac_address =
netlink_message_read_hw_addr(m, IFLA_ADDRESS, &info->hw_address) >= 0 &&
!hw_addr_is_null(&info->hw_address);
info->hw_address.length > 0;
info->has_permanent_mac_address =
ethtool_get_permanent_macaddr(NULL, info->name, &info->permanent_mac_address) >= 0 &&