linux-kernel - [PATCH 20/76] thermal: spear13xx: checking for NULL instead of IS

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Message-id: <03ee62f0b9919535a1be02f72fe8153255a7fda0.1333101989.git.len.brown@intel.com>
Date:	Fri, 30 Mar 2012 06:13:23 -0400
From:	Len Brown <lenb@...nel.org>
To:	linux-acpi@...r.kernel.org, linux-pm@...ts.linux-foundation.org
Cc:	linux-kernel@...r.kernel.org,
	Dan Carpenter <dan.carpenter@...cle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Len Brown <len.brown@...el.com>
Subject: [PATCH 20/76] thermal: spear13xx: checking for NULL instead of IS_ERR()

From: Dan Carpenter <dan.carpenter@...cle.com>

thermal_zone_device_register() never returns NULL, on error it returns and
ERR_PTR().

Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
Reviewed-by: Viresh Kumar <viresh.kumar@...com>
Reviewed-by: Vincenzo Frascino <vincenzo.frascino@...com>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Len Brown <len.brown@...el.com>
---
 drivers/thermal/spear_thermal.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/thermal/spear_thermal.c b/drivers/thermal/spear_thermal.c
index be94413..c2e32df 100644
--- a/drivers/thermal/spear_thermal.c
+++ b/drivers/thermal/spear_thermal.c
@@ -149,9 +149,9 @@ static int spear_thermal_probe(struct platform_device *pdev)
 
 	spear_thermal = thermal_zone_device_register("spear_thermal", 0,
 				stdev, &ops, 0, 0, 0, 0);
-	if (!spear_thermal) {
+	if (IS_ERR(spear_thermal)) {
 		dev_err(&pdev->dev, "thermal zone device is NULL\n");
-		ret = -EINVAL;
+		ret = PTR_ERR(spear_thermal);
 		goto disable_clk;
 	}
 
-- 
1.7.10.rc2.19.gfae9d

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