rust/ike: suppress some compile warnings when not debug

Due to ef5755338fa6404b60e7f90bfbaca039b2bfda1e, the variables
that are only used for debug output now emit unused variable
warnings when Suricata is not built with debug. Prefix these
variables with _ to suppress these warnings.

diff --git a/rust/src/ikev2/ikev2.rs b/rust/src/ikev2/ikev2.rs
index f891dc4de80d06519d3623cd1a446d5115fd6bbf..d032c997b8a77b645874fdcd3f6f0983e27b775b 100644 (file)
--- a/rust/src/ikev2/ikev2.rs
+++ b/rust/src/ikev2/ikev2.rs
@@ -176,8 +176,8 @@ impl IKEV2State {
                                         self.dh_group = kex.dh_group;
                                     }
                                 },
-                                IkeV2PayloadContent::Nonce(ref n) => {
-                                    SCLogDebug!("Nonce: {:?}", n);
+                                IkeV2PayloadContent::Nonce(ref _n) => {
+                                    SCLogDebug!("Nonce: {:?}", _n);
                                 },
                                 IkeV2PayloadContent::Notify(ref n) => {
                                     SCLogDebug!("Notify: {:?}", n);
@@ -205,7 +205,7 @@ impl IKEV2State {
                             }
                         };
                     },
-                    e => { SCLogDebug!("parse_ikev2_payload_with_type: {:?}",e); () },
+                    _e => { SCLogDebug!("parse_ikev2_payload_with_type: {:?}", _e); () },
                 }
                 1
             },
@@ -330,8 +330,8 @@ impl IKEV2State {
                             _ => (),
                         }
                     },
-                    IkeV2Transform::Unknown(tx_type,tx_id) => {
-                        SCLogDebug!("Unknown proposal: type={:?}, id={}", tx_type, tx_id);
+                    IkeV2Transform::Unknown(_tx_type, _tx_id) => {
+                        SCLogDebug!("Unknown proposal: type={:?}, id={}", _tx_type, _tx_id);
                         self.set_event(IKEV2Event::UnknownProposal);
                     },
                     _ => (),