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Date:	Wed, 2 May 2012 16:54:43 -0700
From:	H Hartley Sweeten <hartleys@...ionengravers.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
CC:	<linux-watchdog@...r.kernel.org>, <wim@...ana.be>
Subject: [PATCH] watchdog: sp5100_tco.c: quiet sparse noise about using plain integer was NULL pointer

Pointers should not be compared to plain integers.
Quiets the sparse warning:
warning: Using plain integer as NULL pointer

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: Wim Van Sebroeck <wim@...ana.be>

---

diff --git a/drivers/watchdog/sp5100_tco.c b/drivers/watchdog/sp5100_tco.c
index 59108e4..ae5e82c 100644
--- a/drivers/watchdog/sp5100_tco.c
+++ b/drivers/watchdog/sp5100_tco.c
@@ -313,7 +313,7 @@ static unsigned char __devinit sp5100_tco_setupdevice(void)
 	tcobase_phys = val;
 
 	tcobase = ioremap(val, SP5100_WDT_MEM_MAP_SIZE);
-	if (tcobase == 0) {
+	if (!tcobase) {
 		pr_err("failed to get tcobase address\n");
 		goto unreg_mem_region;
 	}
--
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