linux-kernel - [PATCH] pps: fix incorrect verdict check

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Date:	Mon, 17 Aug 2009 09:11:38 -0700
From:	Joonwoo Park <joonwpark81@...il.com>
To:	Rodolfo Giometti <giometti@...eenne.com>,
	Linux PPS <linuxpps@...enneenne.com>
CC:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: [PATCH] pps: fix incorrect verdict check

From: Joonwoo Park <joonwpark81@...il.com>

Fix incorrect verdict check and returns error if device_create failed,
otherwise driver triggers kernel oops.

Signed-off-by: Joonwoo Park<joonwpark81@...il.com>
---
 drivers/pps/pps.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/pps/pps.c b/drivers/pps/pps.c
index ac8cc8c..fea17e7 100644
--- a/drivers/pps/pps.c
+++ b/drivers/pps/pps.c
@@ -244,7 +244,7 @@ int pps_register_cdev(struct pps_device *pps)
 	}
 	pps->dev = device_create(pps_class, pps->info.dev, pps->devno, NULL,
 							"pps%d", pps->id);
-	if (err)
+	if (IS_ERR(pps->dev))
 		goto del_cdev;
 	dev_set_drvdata(pps->dev, pps);
 
-- 
1.5.5.1

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