From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753338AbaDYKTu (ORCPT ); Fri, 25 Apr 2014 06:19:50 -0400 Received: from 132.79-246-81.adsl-static.isp.belgacom.be ([81.246.79.132]:39480 "EHLO viper.mind.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752574AbaDYKSm (ORCPT ); Fri, 25 Apr 2014 06:18:42 -0400 To: jic23@cam.ac.uk Subject: [PATCH] Fixed segfault in Invensens MPU driver X-Mailer: IlohaMail/0.8.14 (On: belels005) Message-ID: From: "Atilla Filiz" Bounce-To: "Atilla Filiz" CC: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Date: Fri, 25 Apr 2014 12:18:40 +0200 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 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 --- 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