vfs: switch i_dentry/d_alias to hlist

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 334e0b1..f7543f7 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -249,7 +249,7 @@
 		/* This tries to shrink the subtree below alias */
 		fuse_invalidate_entry(alias);
 		dput(alias);
-		if (!list_empty(&inode->i_dentry))
+		if (!hlist_empty(&inode->i_dentry))
 			return ERR_PTR(-EBUSY);
 	} else {
 		dput(alias);