diff --git a/fuseutil/file_system.go b/fuseutil/file_system.go
index c24e0c7..5348832 100644
--- a/fuseutil/file_system.go
+++ b/fuseutil/file_system.go
@@ -76,29 +76,6 @@ func NewFileSystemServer(fs FileSystem) fuse.Server {
 	return fileSystemServer{fs}
 }
 
-// A convenience function that makes it easy to ensure you respond to an
-// operation when a FileSystem method returns. Responds to op with the current
-// value of *err.
-//
-// For example:
-//
-//     func (fs *myFS) ReadFile(op *fuseops.ReadFileOp) {
-//       var err error
-//       defer fuseutil.RespondToOp(op, &err)
-//
-//       if err = fs.frobnicate(); err != nil {
-//         err = fmt.Errorf("frobnicate: %v", err)
-//         return
-//       }
-//
-//       // Lots more manipulation of err, and return paths.
-//       // [...]
-//     }
-//
-func RespondToOp(op fuseops.Op, err *error) {
-	op.Respond(*err)
-}
-
 type fileSystemServer struct {
 	fs FileSystem
 }