Messages in this thread Patch in this message | | | Subject | [PATCH] Fixed segfault in Invensens MPU driver | From | "Atilla Filiz" <> | Date | Fri, 25 Apr 2014 12:18:40 +0200 |
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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.filiz@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.filiz@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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