diff options
| author | Jörg Thalheim <joerg@higgsboson.tk> | 2016-12-19 15:34:07 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2016-12-19 15:34:07 +0100 |
| commit | 29b5ad083a6925efec8e188013d1298742e0baaa (patch) | |
| tree | 52fdcd6c6e1d643867519b580c17adef463bdc0b | |
| parent | 12d6389c14816811c2418062b914b36a8a27ef5d (diff) | |
networkd-ndisc: handle missing mtu gracefully (#4913)
At least bird's implementation of router advertisement does not
set MTU option by default (instead it supplies an option to the user).
In this case just leave MTU as it is.
| -rw-r--r-- | src/network/networkd-ndisc.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/network/networkd-ndisc.c b/src/network/networkd-ndisc.c index 5320592f7a..5097ab9d72 100644 --- a/src/network/networkd-ndisc.c +++ b/src/network/networkd-ndisc.c @@ -118,7 +118,9 @@ static void ndisc_router_process_default(Link *link, sd_ndisc_router *rt) { } r = sd_ndisc_router_get_mtu(rt, &mtu); - if (r < 0) { + if (r == -ENODATA) + mtu = 0; + else if (r < 0) { log_link_warning_errno(link, r, "Failed to get default router MTU from RA: %m"); return; } |