From 9821b1f4a145b20db08108362f0b4caf4f0832a1 Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier.adi@gmail.com>
Date: Wed, 5 Mar 2008 19:02:23 -0700
Subject: [Blackfin] arch: current_l1_stack_save is a pointer, so use NULL
 rather than 0

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

diff --git a/include/asm-blackfin/mmu_context.h b/include/asm-blackfin/mmu_context.h
index b5eb675..f55ec3c 100644
--- a/include/asm-blackfin/mmu_context.h
+++ b/include/asm-blackfin/mmu_context.h
@@ -73,7 +73,7 @@ static inline void destroy_context(struct mm_struct *mm)
 	struct sram_list_struct *tmp;
 
 	if (current_l1_stack_save == mm->context.l1_stack_save)
-		current_l1_stack_save = 0;
+		current_l1_stack_save = NULL;
 	if (mm->context.l1_stack_save)
 		free_l1stack();
 
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