core/selinux-access: use empty_to_na where appropriate

diff --git a/src/core/selinux-access.c b/src/core/selinux-access.c
index 8ce2d4e5a54f0fc71708bd49cd892d612b65f7fb..a67a520a3be292e7440603cf5cb18c7ce93358c9 100644 (file)
--- a/src/core/selinux-access.c
+++ b/src/core/selinux-access.c
@@ -267,7 +267,7 @@ int mac_selinux_access_check_internal(
 
         log_full_errno_zerook(LOG_DEBUG, r,
                               "SELinux access check scon=%s tcon=%s tclass=%s perm=%s state=%s function=%s path=%s cmdline=%s: %m",
-                              scon, acon, tclass, permission, enforce ? "enforcing" : "permissive", function, strna(unit_path), strna(empty_to_null(cl)));
+                              scon, acon, tclass, permission, enforce ? "enforcing" : "permissive", function, strna(unit_path), empty_to_na(cl));
         return enforce ? r : 0;
 }