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-rw-r--r--fs/btrfs/acl.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c
index 6b4d0cca5c7f..a372985b3a9a 100644
--- a/fs/btrfs/acl.c
+++ b/fs/btrfs/acl.c
@@ -163,6 +163,9 @@ static int btrfs_xattr_acl_set(struct dentry *dentry, const char *name,
if (!is_owner_or_cap(dentry->d_inode))
return -EPERM;
+ if (!IS_POSIXACL(dentry->d_inode))
+ return -EOPNOTSUPP;
+
if (value) {
acl = posix_acl_from_xattr(value, size);
if (acl == NULL) {
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