VFS: assorted weird filesystems: d_inode() annotations

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/drivers/block/drbd/drbd_debugfs.c b/drivers/block/drbd/drbd_debugfs.c
index 9a95002..a6ee3d7 100644
--- a/drivers/block/drbd/drbd_debugfs.c
+++ b/drivers/block/drbd/drbd_debugfs.c
@@ -424,7 +424,7 @@
  * So we have our own inline version of it above.  :-( */
 static inline int debugfs_positive(struct dentry *dentry)
 {
-        return dentry->d_inode && !d_unhashed(dentry);
+        return d_really_is_positive(dentry) && !d_unhashed(dentry);
 }
 
 /* make sure at *open* time that the respective object won't go away. */
@@ -439,15 +439,15 @@
 	 * or has debugfs_remove() already been called? */
 	parent = file->f_path.dentry->d_parent;
 	/* not sure if this can happen: */
-	if (!parent || !parent->d_inode)
+	if (!parent || d_really_is_negative(parent))
 		goto out;
 	/* serialize with d_delete() */
-	mutex_lock(&parent->d_inode->i_mutex);
+	mutex_lock(&d_inode(parent)->i_mutex);
 	/* Make sure the object is still alive */
 	if (debugfs_positive(file->f_path.dentry)
 	&& kref_get_unless_zero(kref))
 		ret = 0;
-	mutex_unlock(&parent->d_inode->i_mutex);
+	mutex_unlock(&d_inode(parent)->i_mutex);
 	if (!ret) {
 		ret = single_open(file, show, data);
 		if (ret)