buffer the error channel when handshaking

Just in case the read panics. (addresses @whyrusleeping CR)
dheatovwil · Aug 31, 2018 · 1f1b091 · 1f1b091
1 parent cabb0cc
commit 1f1b091
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/client.go b/client.go
@@ -44,7 +44,7 @@ func SelectOneOf(protos []string, rwc io.ReadWriteCloser) (string, error) {
 }
 
 func handshake(rwc io.ReadWriteCloser) error {
-	errCh := make(chan error)
+	errCh := make(chan error, 1)
 	go func() {
 		errCh <- delimWriteBuffered(rwc, []byte(ProtocolID))
 	}()