From db80d03091b5a81922c67056a6f0c4a0f25165b7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sandro=20J=C3=A4ckel?= <sandro.jaeckel@gmail.com>
Date: Tue, 7 Oct 2025 01:38:49 +0200
Subject: [PATCH] nixos/pam: do not define an empty supportedFilesystems list

this shows up in options.boot.supportedFilesystems.definitionsWithLocations and makes debugging harder
---
 nixos/modules/security/pam.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/modules/security/pam.nix b/nixos/modules/security/pam.nix
index 61b39cb8e2cf..c10449454c50 100644
--- a/nixos/modules/security/pam.nix
+++ b/nixos/modules/security/pam.nix
@@ -2298,7 +2298,7 @@ in
       ++ lib.optionals config.security.pam.enableFscrypt [ pkgs.fscrypt-experimental ]
       ++ lib.optionals config.security.pam.u2f.enable [ pkgs.pam_u2f ];
 
-    boot.supportedFilesystems = lib.optionals config.security.pam.enableEcryptfs [ "ecryptfs" ];
+    boot.supportedFilesystems = lib.mkIf config.security.pam.enableEcryptfs [ "ecryptfs" ];
 
     security.wrappers = {
       unix_chkpwd = {