Hello
I found the Invensense MPU6050 driver is not Device-Tree compatible, so I
fixed it. I willl appreciate if you CC your comments to myself.
Regards
Atilla
>From 69995b31f67727e3b9605c494beaeeefd1aa1cd4 Mon Sep 17 00:00:00 2001
From: Atilla Filiz <atilla.fi...@essensium.com>
Date: Fri, 11 Apr 2014 16:51:23 +0200
Subject: [PATCH] Fixed segfault in Invensens MPU driver
The driver used to segfault when the kernel boots
vith device tree
Signed-off-by: Atilla Filiz <atilla.fi...@essensium.com>
---
drivers/iio/imu/inv_mpu6050/inv_mpu_core.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index 37ca05b..3c2ef2e 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -660,6 +660,7 @@ static int inv_mpu_probe(struct i2c_client *client,
{
struct inv_mpu6050_state *st;
struct iio_dev *indio_dev;
+ struct inv_mpu6050_platform_data *pdata;
int result;
if (!i2c_check_functionality(client->adapter,
@@ -675,8 +676,10 @@ static int inv_mpu_probe(struct i2c_client *client,
}
st = iio_priv(indio_dev);
st->client = client;
- st->plat_data = *(struct inv_mpu6050_platform_data
- *)dev_get_platdata(&client->dev);
+ pdata = (struct inv_mpu6050_platform_data
+ *)dev_get_platdata(&client->dev);
+ if (pdata)
+ st->plat_data = *pdata;
/* power is turned on inside check chip type*/
result = inv_check_and_setup_chip(st, id);
if (result)
--
1.8.1.2
--
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