diff --git a/rest/config.go b/rest/config.go
index d61ca203..81e3cbd6 100644
--- a/rest/config.go
+++ b/rest/config.go
@@ -571,10 +571,7 @@ func LoadTLSFiles(c *Config) error {
 	}
 
 	c.KeyData, err = dataFromSliceOrFile(c.KeyData, c.KeyFile)
-	if err != nil {
-		return err
-	}
-	return nil
+	return err
 }
 
 // dataFromSliceOrFile returns data from the slice (if non-empty), or from the file,
diff --git a/transport/transport.go b/transport/transport.go
index 8ba7056d..ff0efc33 100644
--- a/transport/transport.go
+++ b/transport/transport.go
@@ -157,10 +157,7 @@ func loadTLSFiles(c *Config) error {
 	}
 
 	c.TLS.KeyData, err = dataFromSliceOrFile(c.TLS.KeyData, c.TLS.KeyFile)
-	if err != nil {
-		return err
-	}
-	return nil
+	return err
 }
 
 // dataFromSliceOrFile returns data from the slice (if non-empty), or from the file,