diff --git a/simple-tcp-proxy.go b/simple-tcp-proxy.go
index 127977c..aeedeb5 100644
--- a/simple-tcp-proxy.go
+++ b/simple-tcp-proxy.go
@@ -97,8 +97,7 @@ func twoDirectionCopyConn(conn1 net.Conn, conn2 net.Conn, ip string, exitChan ch
 }
 
 func copyConn(sconn net.Conn, dconn net.Conn, ip string, exitChan chan bool) {
-	_, err := io.Copy(dconn, sconn)
-	if err != nil {
+	if _, err := io.Copy(dconn, sconn); err != nil {
 		printConnError(ip, err)
 	}
 	exitChan <- true
@@ -153,8 +152,7 @@ func readConfigFile() (*TcpListenConfig, error) {
 		return nil, err
 	}
 	var tcpListenConfig TcpListenConfig
-	err = json.Unmarshal(configFileBytes, &tcpListenConfig)
-	if err != nil {
+	if err = json.Unmarshal(configFileBytes, &tcpListenConfig); err != nil {
 		return nil, err
 	}
 	return &tcpListenConfig, nil