Wireguard: Fix color decoding

1 files changed, 6 insertions, 2 deletions

diff --git a/proto/wireguard/wireguard.c b/proto/wireguard/wireguard.c
index bc67d5f8..c7345c46 100644
--- a/proto/wireguard/wireguard.c
+++ b/proto/wireguard/wireguard.c
@@ -78,8 +78,10 @@ int decode_color(const void *p, size_t sub_tlv_len, u32 *color, u16 *flags)
     return -1;
   }
 
-  if (get_u16(p) != 0x0b03)
+  if (get_u16(p) != 0x030b) {
+    log(L_TRACE "WG: color error %04x", get_u16(p));
     return -1;
+  }
 
   *color = get_u32(p+2);
   *flags |= FLAG_BGP_TUNNEL_ENCAP_A_SUB_TLV_COLOR;
@@ -224,8 +226,10 @@ int decode_tunnel_encap(const eattr *e, wg_key *pubkey, u32 *as4, ip_addr *remot
   for (u8 *cur = p + 4; cur < p + 4 + value_length;) {
     int res = decode_sub_tlv(cur, value_length, pubkey, as4, remote_ep, color, udp_port, flags);
 
-    if (res < 0)
+    if (res < 0) {
+      log(L_TRACE "WG: decode error %d", res);
       return res;
+    }
 
     cur += res;
   }