p2p/message: minor change to get_msg_payload macro

1 files changed, 5 insertions, 2 deletions

diff --git a/p2p/src/message.rs b/p2p/src/message.rs
index 833f6f4..cdb9837 100644
--- a/p2p/src/message.rs
+++ b/p2p/src/message.rs
@@ -99,11 +99,14 @@ pub struct PeerMsg {
 pub struct PeersMsg(pub Vec<PeerMsg>);
 
 macro_rules! get_msg_payload {
-    ($a:ident, $b:expr) => {
+    ($a:ident, $b:ident) => {
         if let NetMsgCmd::$a = $b.header.command {
             $b.payload
         } else {
-            return Err(Error::InvalidMsg(format!("Unexpected msg{:?}", $b)));
+            return Err(Error::InvalidMsg(format!(
+                "Unexpected msg {:?}",
+                $b.header.command
+            )));
         }
     };
 }