Fix missing log argument

diff --git a/tracker/server.go b/tracker/server.go
index 2b483436f109d6c208a3c70c8e5b64dc4ee3eebd..806cdcf0916243fb8cfca4887e0eab0cd7dc77e4 100644 (file)
--- a/tracker/server.go
+++ b/tracker/server.go
@@ -8,6 +8,7 @@ import (
 
        "github.com/anacrolix/generics"
        "github.com/anacrolix/log"
+
        "github.com/anacrolix/torrent/tracker/udp"
 )
 
@@ -160,7 +161,7 @@ func (me *AnnounceHandler) augmentPeersFromUpstream(req AnnounceRequest) augment
                pendingUpstreams.Wait()
                cancel()
                close(peersChan)
-               log.Levelf(log.Debug, "adding %v distinct peers from upstream trackers")
+               log.Levelf(log.Debug, "adding %v distinct peers from upstream trackers", len(peersToTrack))
                for _, peer := range peersToTrack {
                        addrPort, ok := peer.ToNetipAddrPort()
                        if !ok {