exportfs: add helpers to check if filesystem can encode/decode file handles

[linux-2.6-microblaze.git] / fs / notify / fanotify / fanotify_user.c

diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c
index 62fe0b6..0eb9622 100644 (file)
--- a/fs/notify/fanotify/fanotify_user.c
+++ b/fs/notify/fanotify/fanotify_user.c
@@ -1595,7 +1595,7 @@ static int fanotify_test_fid(struct dentry *dentry, unsigned int flags)
         * file handles so user can use name_to_handle_at() to compare fids
         * reported with events to the file handle of watched objects.
         */
-       if (!nop)
+       if (!exportfs_can_encode_fid(nop))
                return -EOPNOTSUPP;
 
        /*
@@ -1603,7 +1603,7 @@ static int fanotify_test_fid(struct dentry *dentry, unsigned int flags)
         * supports decoding file handles, so user has a way to map back the
         * reported fids to filesystem objects.
         */
-       if (mark_type != FAN_MARK_INODE && !nop->fh_to_dentry)
+       if (mark_type != FAN_MARK_INODE && !exportfs_can_decode_fh(nop))
                return -EOPNOTSUPP;
 
        return 0;