diff options
Diffstat (limited to '')
| -rw-r--r-- | contrib/examples/embeddable-wg-library/wireguard.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/contrib/examples/embeddable-wg-library/wireguard.c b/contrib/examples/embeddable-wg-library/wireguard.c index a32fd50..b8368e9 100644 --- a/contrib/examples/embeddable-wg-library/wireguard.c +++ b/contrib/examples/embeddable-wg-library/wireguard.c @@ -998,8 +998,15 @@ another: goto cleanup; } if ((len = mnl_cb_run(rtnl_buffer, len, seq, portid, read_devices_cb, buffer)) < 0) { - ret = -errno; - goto cleanup; + /* Netlink returns NLM_F_DUMP_INTR if the set of all tunnels changed + * during the dump. That's unfortunate, but is pretty common on busy + * systems that are adding and removing tunnels all the time. Rather + * than retrying, potentially indefinitely, we just work with the + * partial results. */ + if (errno != EINTR) { + ret = -errno; + goto cleanup; + } } if (len == MNL_CB_OK + 1) goto another; |