From 4d1ea4a67ef4d8ba9462c1c8df84ab7c9176006b Mon Sep 17 00:00:00 2001
From: Michael Hennerich <michael.hennerich@analog.com>
Date: Mon, 21 Mar 2011 16:44:39 +0100
Subject: [PATCH] staging: IIO: IMU: ADIS16400: Fix product ID check, skip
 embedded revision number

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 drivers/staging/iio/imu/adis16400_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/iio/imu/adis16400_core.c b/drivers/staging/iio/imu/adis16400_core.c
index 2107edb3ebce1..0d8df6282b21b 100644
--- a/drivers/staging/iio/imu/adis16400_core.c
+++ b/drivers/staging/iio/imu/adis16400_core.c
@@ -469,7 +469,7 @@ static int adis16400_initial_setup(struct adis16400_state *st)
 	if (ret)
 		goto err_ret;
 
-	if (prod_id != ADIS16400_PRODUCT_ID_DEFAULT)
+	if ((prod_id & 0xF000) != ADIS16400_PRODUCT_ID_DEFAULT)
 		dev_warn(dev, "unknown product id");
 
 	printk(KERN_INFO DRIVER_NAME ": prod_id 0x%04x at CS%d (irq %d)\n",