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path: root/drivers/net/wireguard/netlink.c
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Diffstat (limited to 'drivers/net/wireguard/netlink.c')
-rw-r--r--drivers/net/wireguard/netlink.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/net/wireguard/netlink.c b/drivers/net/wireguard/netlink.c
index 43c8c84e7ea8..6d1bd9f52d02 100644
--- a/drivers/net/wireguard/netlink.c
+++ b/drivers/net/wireguard/netlink.c
@@ -546,6 +546,7 @@ static int wg_set_device(struct sk_buff *skb, struct genl_info *info)
u8 *private_key = nla_data(info->attrs[WGDEVICE_A_PRIVATE_KEY]);
u8 public_key[NOISE_PUBLIC_KEY_LEN];
struct wg_peer *peer, *temp;
+ bool send_staged_packets;
if (!crypto_memneq(wg->static_identity.static_private,
private_key, NOISE_PUBLIC_KEY_LEN))
@@ -564,14 +565,17 @@ static int wg_set_device(struct sk_buff *skb, struct genl_info *info)
}
down_write(&wg->static_identity.lock);
- wg_noise_set_static_identity_private_key(&wg->static_identity,
- private_key);
- list_for_each_entry_safe(peer, temp, &wg->peer_list,
- peer_list) {
+ send_staged_packets = !wg->static_identity.has_identity && netif_running(wg->dev);
+ wg_noise_set_static_identity_private_key(&wg->static_identity, private_key);
+ send_staged_packets = send_staged_packets && wg->static_identity.has_identity;
+
+ wg_cookie_checker_precompute_device_keys(&wg->cookie_checker);
+ list_for_each_entry_safe(peer, temp, &wg->peer_list, peer_list) {
wg_noise_precompute_static_static(peer);
wg_noise_expire_current_peer_keypairs(peer);
+ if (send_staged_packets)
+ wg_packet_send_staged_packets(peer);
}
- wg_cookie_checker_precompute_device_keys(&wg->cookie_checker);
up_write(&wg->static_identity.lock);
}
skip_set_private_key: