diff options
Diffstat (limited to 'src/network/networkd-link.c')
| -rw-r--r-- | src/network/networkd-link.c | 26 |
1 files changed, 8 insertions, 18 deletions
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c index 3ca9ceb114..19dff893ac 100644 --- a/src/network/networkd-link.c +++ b/src/network/networkd-link.c @@ -611,6 +611,9 @@ void link_check_ready(Link *link) { !link->dhcp4_configured && !link->dhcp6_configured)) return; + if (link_ipv6_accept_ra_enabled(link) && !link->ndisc_configured) + return; + SET_FOREACH(a, link->addresses, i) if (!address_is_ready(a)) return; @@ -1915,7 +1918,7 @@ static int link_set_ipv6_privacy_extensions(Link *link) { } static int link_set_ipv6_accept_ra(Link *link) { - const char *p = NULL, *v = NULL; + const char *p = NULL; int r; /* Make this a NOP if IPv6 is not available */ @@ -1925,29 +1928,16 @@ static int link_set_ipv6_accept_ra(Link *link) { if (link->flags & IFF_LOOPBACK) return 0; - /* If unset use system default (enabled if local forwarding is disabled. - * disabled if local forwarding is enabled). - * If set, ignore or enforce RA independent of local forwarding state. - */ - if (link->network->ipv6_accept_ra < 0) - /* default to accept RA if ip_forward is disabled and ignore RA if ip_forward is enabled */ - v = "1"; - else if (link->network->ipv6_accept_ra > 0) - /* "2" means accept RA even if ip_forward is enabled */ - v = "2"; - else - /* "0" means ignore RA */ - v = "0"; - p = strjoina("/proc/sys/net/ipv6/conf/", link->ifname, "/accept_ra"); - r = write_string_file(p, v, 0); + /* we handle router advertisments ourselves, tell the kernel to GTFO */ + r = write_string_file(p, "0", 0); if (r < 0) { /* If the right value is set anyway, don't complain */ - if (verify_one_line_file(p, v) > 0) + if (verify_one_line_file(p, "0") > 0) return 0; - log_link_warning_errno(link, r, "Cannot configure IPv6 accept_ra for interface: %m"); + log_link_warning_errno(link, r, "Cannot disable kernel IPv6 accept_ra for interface: %m"); } return 0; |