userns: Fix posix_acl_file_xattr_userns gid conversion

The code needs to be from_kgid(make_kgid(...)...) not
from_kuid(make_kgid(...)...). Doh!

Reported-by: Jan Kara <jack@suse.cz>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>

diff --git a/fs/xattr_acl.c b/fs/xattr_acl.c
index 11efd83..9fbea87 100644 (file)
--- a/fs/xattr_acl.c
+++ b/fs/xattr_acl.c
@@ -45,7 +45,7 @@ static void posix_acl_fix_xattr_userns(
                        break;
                case ACL_GROUP:
                        gid = make_kgid(from, le32_to_cpu(entry->e_id));
-                       entry->e_id = cpu_to_le32(from_kuid(to, uid));
+                       entry->e_id = cpu_to_le32(from_kgid(to, gid));
                        break;
                default:
                        break;