From c80544dc0b87bb65038355e7aafdc30be16b26ab Mon Sep 17 00:00:00 2001
From: Stephen Hemminger <shemminger@linux-foundation.org>
Date: Thu, 18 Oct 2007 03:07:05 -0700
Subject: sparse pointer use of zero as null

Get rid of sparse related warnings from places that use integer as NULL
pointer.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Cc: Andi Kleen <ak@suse.de>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Matt Mackall <mpm@selenic.com>
Cc: Ian Kent <raven@themaw.net>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Davide Libenzi <davidel@xmailserver.org>
Cc: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 drivers/base/dmapool.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'drivers/base')

diff --git a/drivers/base/dmapool.c b/drivers/base/dmapool.c
index fbae8674e49..5beddc322e6 100644
--- a/drivers/base/dmapool.c
+++ b/drivers/base/dmapool.c
@@ -366,7 +366,7 @@ dma_pool_free (struct dma_pool *pool, void *vaddr, dma_addr_t dma)
 	unsigned long		flags;
 	int			map, block;
 
-	if ((page = pool_find_page (pool, dma)) == 0) {
+	if ((page = pool_find_page(pool, dma)) == NULL) {
 		if (pool->dev)
 			dev_err(pool->dev, "dma_pool_free %s, %p/%lx (bad dma)\n",
 				pool->name, vaddr, (unsigned long) dma);
-- 
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