Revert "network: configure DHCP clients after MAC address is assigned"

This reverts commit f42d41cc5f9cd8cac538a1c30fda04d346b5bae2.

DHCPv6 client does not require MAC address.
DHCPv4 client will be handled in a different way in a later commit.

Partially fixes #23546.

3 files changed, 0 insertions, 17 deletions

diff --git a/src/network/networkd-dhcp-common.c b/src/network/networkd-dhcp-common.c
index 43c8ca42fe..45faf4f128 100644
--- a/src/network/networkd-dhcp-common.c
+++ b/src/network/networkd-dhcp-common.c
@@ -61,13 +61,6 @@ bool link_dhcp_enabled(Link *link, int family) {
         if (link->iftype == ARPHRD_CAN)
                 return false;
 
-        if (!IN_SET(link->hw_addr.length, ETH_ALEN, INFINIBAND_ALEN) &&
-            !streq_ptr(link->kind, "wwan"))
-                /* Currently, only interfaces whose MAC address length is ETH_ALEN or INFINIBAND_ALEN
-                 * are supported. Note, wwan interfaces may be assigned MAC address slightly later.
-                 * Hence, let's wait for a while.*/
-                return false;
-
         if (!link->network)
                 return false;
 
diff --git a/src/network/networkd-dhcp4.c b/src/network/networkd-dhcp4.c
index 5770b48767..20db4f5f83 100644
--- a/src/network/networkd-dhcp4.c
+++ b/src/network/networkd-dhcp4.c
@@ -1545,11 +1545,6 @@ static int dhcp4_process_request(Request *req, Link *link, void *userdata) {
         if (!IN_SET(link->state, LINK_STATE_CONFIGURING, LINK_STATE_CONFIGURED))
                 return 0;
 
-        if (!IN_SET(link->hw_addr.length, ETH_ALEN, INFINIBAND_ALEN) ||
-            hw_addr_is_null(&link->hw_addr))
-                /* No MAC address is assigned to the hardware, or non-supported MAC address length. */
-                return 0;
-
         r = dhcp4_configure_duid(link);
         if (r <= 0)
                 return r;
diff --git a/src/network/networkd-dhcp6.c b/src/network/networkd-dhcp6.c
index 3dc34f0e52..72ec6826bd 100644
--- a/src/network/networkd-dhcp6.c
+++ b/src/network/networkd-dhcp6.c
@@ -738,11 +738,6 @@ static int dhcp6_process_request(Request *req, Link *link, void *userdata) {
         if (!IN_SET(link->state, LINK_STATE_CONFIGURING, LINK_STATE_CONFIGURED))
                 return 0;
 
-        if (!IN_SET(link->hw_addr.length, ETH_ALEN, INFINIBAND_ALEN) ||
-            hw_addr_is_null(&link->hw_addr))
-                /* No MAC address is assigned to the hardware, or non-supported MAC address length. */
-                return 0;
-
         r = dhcp_configure_duid(link, link_get_dhcp6_duid(link));
         if (r <= 0)
                 return r;