From a4c28ab7445f5ca60e56ffd90edb3e9fc1330b71 Mon Sep 17 00:00:00 2001
From: Akinobu Mita <mita@fixstars.com>
Date: Tue, 29 May 2007 20:46:51 +1000
Subject: [PATCH] [POWERPC] Fix return from pte_alloc_one() in out-of-memory
 case

pte_alloc_one() is expected to return NULL if out of memory.
But it returns virt_to_page(NULL), which is not NULL.
This fixes it.

Cc: Paul Mackerras <paulus@samba.org>
Signed-off-by: Akinobu Mita <mita@fixstars.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
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