1 files changed, 7 insertions, 0 deletions
diff --git a/back/cmd/authfs/sessdir.go b/back/cmd/authfs/sessdir.go
index eafc92f..22d8202 100644
--- a/back/cmd/authfs/sessdir.go
+++ b/back/cmd/authfs/sessdir.go
@@ -72,3 +72,10 @@ func (dir *SessionsDir) Qid() (p9.QID, error) {
 		Path:    sessionsQidPath,
 	}, nil
 }
+
+func (dir *SessionsDir) Open(mode p9.Mode) error {
+	if mode&(p9.OEXEC|p9.OTRUNC|p9.ORCLOSE) != 0 {
+		return ErrPerm
+	}
+	return nil
+}