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-rw-r--r--src/network/networkd-link.c36
1 files changed, 24 insertions, 12 deletions
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index a59434019d..87f32f00a6 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -288,6 +288,11 @@ static int link_up_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
Link *link = userdata;
int r;
+ assert(link);
+
+ if (link->state == LINK_STATE_FAILED)
+ return 1;
+
r = sd_rtnl_message_get_errno(m);
if (r < 0) {
log_warning("%s: could not bring up interface: %s",
@@ -295,6 +300,8 @@ static int link_up_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
link_enter_failed(link);
}
+ log_debug("%s: brought up interface", link->ifname);
+
return 1;
}
@@ -342,12 +349,8 @@ static int link_bridge_joined(Link *link) {
return r;
}
- if (!link->network->dhcp) {
- r = link_enter_set_addresses(link);
- if (r < 0)
- link_enter_failed(link);
- return r;
- }
+ if (!link->network->dhcp)
+ return link_enter_set_addresses(link);
return 0;
}
@@ -356,6 +359,7 @@ static int bridge_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
Link *link = userdata;
int r;
+ assert(link);
assert(link->state == LINK_STATE_JOINING_BRIDGE || link->state == LINK_STATE_FAILED);
assert(link->network);
@@ -406,6 +410,11 @@ static int link_get_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
Link *link = userdata;
int r;
+ assert(link);
+
+ if (link->state == LINK_STATE_FAILED)
+ return 1;
+
r = sd_rtnl_message_get_errno(m);
if (r < 0) {
log_warning("%s: could not get state: %s",
@@ -413,6 +422,8 @@ static int link_get_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
link_enter_failed(link);
}
+ log_debug("%s: got link state", link->ifname);
+
link_update(link, m);
return 1;
@@ -456,11 +467,7 @@ int link_configure(Link *link) {
return r;
}
- r = link_enter_join_bridge(link);
- if (r < 0)
- return r;
-
- return 0;
+ return link_enter_join_bridge(link);
}
static int address_drop_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
@@ -490,6 +497,8 @@ static void dhcp_handler(sd_dhcp_client *client, int event, void *userdata) {
int prefixlen;
int r;
+ assert(link);
+
if (link->state == LINK_STATE_FAILED)
return;
@@ -622,6 +631,9 @@ int link_update(Link *link, sd_rtnl_message *m) {
assert(link->network);
assert(m);
+ if (link->state == LINK_STATE_FAILED)
+ return 0;
+
r = sd_rtnl_message_link_get_flags(m, &flags);
if (r < 0) {
log_warning("%s: could not get link flags", link->ifname);
@@ -657,7 +669,7 @@ int link_update(Link *link, sd_rtnl_message *m) {
link->flags = flags;
- log_debug("%s: updated state", link->ifname);
+ log_debug("%s: updated link state", link->ifname);
return 0;
}