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-rw-r--r--src/network/networkd-link.c27
1 files changed, 20 insertions, 7 deletions
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index 61f2bcaaba..64e8bac7ae 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -90,6 +90,13 @@ int link_sysctl_ipv6_enabled(Link *link) {
return link->sysctl_ipv6_enabled;
}
+static bool link_is_can(Link *link) {
+ assert(link);
+
+ return link->iftype == ARPHRD_CAN ||
+ STRPTR_IN_SET(link->kind, "can", "vcan", "vxcan");
+}
+
static bool link_dhcp6_enabled(Link *link) {
assert(link);
@@ -105,7 +112,7 @@ static bool link_dhcp6_enabled(Link *link) {
if (link->network->bond)
return false;
- if (STRPTR_IN_SET(link->kind, "can", "vcan", "vxcan"))
+ if (link_is_can(link))
return false;
if (link_sysctl_ipv6_enabled(link) == 0)
@@ -126,7 +133,7 @@ static bool link_dhcp4_enabled(Link *link) {
if (link->network->bond)
return false;
- if (STRPTR_IN_SET(link->kind, "can", "vcan", "vxcan"))
+ if (link_is_can(link))
return false;
return link->network->dhcp & ADDRESS_FAMILY_IPV4;
@@ -144,7 +151,7 @@ static bool link_dhcp4_server_enabled(Link *link) {
if (link->network->bond)
return false;
- if (STRPTR_IN_SET(link->kind, "can", "vcan", "vxcan"))
+ if (link_is_can(link))
return false;
return link->network->dhcp_server;
@@ -160,9 +167,12 @@ bool link_ipv4ll_enabled(Link *link, AddressFamilyBoolean mask) {
if (!link->network)
return false;
+ if (link_is_can(link))
+ return false;
+
if (STRPTR_IN_SET(link->kind,
"vrf", "wireguard", "ipip", "gre", "ip6gre","ip6tnl", "sit", "vti",
- "vti6", "can", "vcan", "vxcan", "nlmon", "xfrm"))
+ "vti6", "nlmon", "xfrm"))
return false;
/* L3 or L3S mode do not support ARP. */
@@ -187,7 +197,10 @@ static bool link_ipv6ll_enabled(Link *link) {
if (!link->network)
return false;
- if (STRPTR_IN_SET(link->kind, "vrf", "wireguard", "ipip", "gre", "sit", "vti", "can", "vcan", "vxcan", "nlmon"))
+ if (link_is_can(link))
+ return false;
+
+ if (STRPTR_IN_SET(link->kind, "vrf", "wireguard", "ipip", "gre", "sit", "vti", "nlmon"))
return false;
if (link->network->bond)
@@ -211,7 +224,7 @@ static bool link_ipv6_enabled(Link *link) {
if (link_sysctl_ipv6_enabled(link) == 0)
return false;
- if (STRPTR_IN_SET(link->kind, "can", "vcan", "vxcan"))
+ if (link_is_can(link))
return false;
/* DHCPv6 client will not be started if no IPv6 link-local address is configured. */
@@ -2495,7 +2508,7 @@ static int link_configure(Link *link) {
assert(link->network);
assert(link->state == LINK_STATE_INITIALIZED);
- if (STRPTR_IN_SET(link->kind, "can", "vcan", "vxcan"))
+ if (link_is_can(link))
return link_configure_can(link);
/* Drop foreign config, but ignore loopback or critical devices.