linux-kernel - [PATCH] powerpc/BSR: fix device

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Date:	Thu, 11 Mar 2010 18:15:53 +0200
From:	Jani Nikula <ext-jani.1.nikula@...ia.com>
To:	linux-kernel@...r.kernel.org
Cc:	sonnyrao@...ibm.com, benh@...nel.crashing.org, tklauser@...tanz.ch,
	jkosina@...e.cz, ext-jani.1.nikula@...ia.com
Subject: [PATCH] powerpc/BSR: fix device_create() return value check

From: Jani Nikula <ext-jani.1.nikula@...ia.com>

Use IS_ERR() instead of comparing to NULL.

Signed-off-by: Jani Nikula <ext-jani.1.nikula@...ia.com>

---

NOTE: I'm afraid I'm unable to test this; please consider this more a
bug report than a complete patch.
---
 drivers/char/bsr.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/char/bsr.c b/drivers/char/bsr.c
index c02db01..3b31f74 100644
--- a/drivers/char/bsr.c
+++ b/drivers/char/bsr.c
@@ -252,7 +252,7 @@ static int bsr_add_node(struct device_node *bn)
 
 		cur->bsr_device = device_create(bsr_class, NULL, cur->bsr_dev,
 						cur, cur->bsr_name);
-		if (!cur->bsr_device) {
+		if (IS_ERR(cur->bsr_device)) {
 			printk(KERN_ERR "device_create failed for %s\n",
 			       cur->bsr_name);
 			cdev_del(&cur->bsr_cdev);
-- 
1.6.5.2

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