VFS: security/: d_backing_inode() annotations

most of the ->d_inode uses there refer to the same inode IO would
go to, i.e. d_backing_inode()

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/security/tomoyo/condition.c b/security/tomoyo/condition.c
index 63681e8..6c4528d 100644
--- a/security/tomoyo/condition.c
+++ b/security/tomoyo/condition.c
@@ -714,7 +714,7 @@
 			dentry = dget_parent(dentry);
 			break;
 		}
-		inode = dentry->d_inode;
+		inode = d_backing_inode(dentry);
 		if (inode) {
 			struct tomoyo_mini_stat *stat = &obj->stat[i];
 			stat->uid  = inode->i_uid;