From 33b2da2d5bd84f8bd1f7ef4e669fde6620fab1c3 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 16 Aug 2023 12:12:07 +0200
Subject: [PATCH] btrfs: use ERRNO_IS_NOT_SUPPORTED() where appropriate

---
 src/basic/btrfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/basic/btrfs.c b/src/basic/btrfs.c
index 78957a1d2b8..bb07374def9 100644
--- a/src/basic/btrfs.c
+++ b/src/basic/btrfs.c
@@ -88,7 +88,7 @@ int btrfs_subvol_make_fallback(int dir_fd, const char *path, mode_t mode) {
 
         if (r >= 0)
                 return 1; /* subvol worked */
-        if (r != -ENOTTY)
+        if (!ERRNO_IS_NOT_SUPPORTED(r))
                 return r;
 
         if (mkdirat(dir_fd, path, mode) < 0)
-- 
2.47.3