[PATCH] proc_attr_lookup() fix

From: Daniele Belluci <bellucda@tiscali.it>

proc_attr_lookup() was missed out in Trond's conversion.  (It is behind
CONFIG_SECURITY).

fs/proc/base.c

@@ -1245,7 +1245,9 @@ static struct file_operations proc_attr_operations = {
 	.readdir	= proc_attr_readdir,
 };
 
-static struct dentry *proc_attr_lookup(struct inode *dir, struct dentry *dentry){
+static struct dentry *proc_attr_lookup(struct inode *dir,
+				struct dentry *dentry, struct nameidata *nd)
+{
 	return proc_pident_lookup(dir, dentry, attr_stuff);
 }