From: Akinobu Mita <akinobu.mita@gmail.com>

i2c-dev: Fix return value check

device_create() returns error code as pointer on failures.
This patch checks the return value of device_create() by using IS_ERR().

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
---
 drivers/i2c/i2c-dev.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- linux-2.6.19-rc5.orig/drivers/i2c/i2c-dev.c	2006-11-13 10:52:30.000000000 +0100
+++ linux-2.6.19-rc5/drivers/i2c/i2c-dev.c	2006-11-13 10:52:38.000000000 +0100
@@ -416,8 +416,8 @@
 	i2c_dev->dev = device_create(i2c_dev_class, &adap->dev,
 				     MKDEV(I2C_MAJOR, adap->nr),
 				     "i2c-%d", adap->nr);
-	if (!i2c_dev->dev) {
-		res = -ENODEV;
+	if (IS_ERR(i2c_dev->dev)) {
+		res = PTR_ERR(i2c_dev->dev);
 		goto error;
 	}
 	res = device_create_file(i2c_dev->dev, &dev_attr_name);