ovpn-dco: print some netlink messages to debug level

Netlink errors detected during dco availability detection are not really
required and can confuse the user.
Have them printed to the dco debug level.

Signed-off-by: Antonio Quartulli <a@unstable.cc>
Acked-by: Gert Doering <gert@greenie.muc.de>
Message-Id: <20220812130657.29899-9-a@unstable.cc>
URL: https://www.mail-archive.com/openvpn-devel@lists.sourceforge.net/msg24892.html
Signed-off-by: Gert Doering <gert@greenie.muc.de>

diff --git a/src/openvpn/dco_linux.c b/src/openvpn/dco_linux.c
index f86ea8192f0d1f3c39c5a9dc1ebdd9e8b58063d2..9212339e9fd68e5b858e0ceded9610fc24b36978 100644 (file)
--- a/src/openvpn/dco_linux.c
+++ b/src/openvpn/dco_linux.c
@@ -913,7 +913,7 @@ nla_put_failure:
 bool
 dco_available(int msglevel)
 {
-    if (resolve_ovpn_netlink_id(msglevel) < 0)
+    if (resolve_ovpn_netlink_id(D_DCO_DEBUG) < 0)
     {
         msg(msglevel,
             "Note: Kernel support for ovpn-dco missing, disabling data channel offload.");