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    Subject[PATCH 1/2] lis3: Add device owner
    Date
    Add device owner and change /dev/freefall file operations owner
    according to the used driver

    Signed-off-by: Yuri Kululin <ext-yuri.kululin@nokia.com>
    ---
    drivers/hwmon/lis3lv02d.c | 8 ++++++--
    drivers/hwmon/lis3lv02d.h | 2 ++
    2 files changed, 8 insertions(+), 2 deletions(-)

    diff --git a/drivers/hwmon/lis3lv02d.c b/drivers/hwmon/lis3lv02d.c
    index e278f0e..0f1bd36 100644
    --- a/drivers/hwmon/lis3lv02d.c
    +++ b/drivers/hwmon/lis3lv02d.c
    @@ -591,8 +591,7 @@ static int lis3lv02d_misc_fasync(int fd, struct file *file, int on)
    return fasync_helper(fd, file, on, &lis3_dev.async_queue);
    }

    -static const struct file_operations lis3lv02d_misc_fops = {
    - .owner = THIS_MODULE,
    +static struct file_operations lis3lv02d_misc_fops = {
    .llseek = no_llseek,
    .read = lis3lv02d_misc_read,
    .open = lis3lv02d_misc_open,
    @@ -1007,6 +1006,11 @@ int lis3lv02d_init_device(struct lis3lv02d *dev)
    goto out;
    }

    + if (dev->owner)
    + lis3lv02d_misc_fops.owner = dev->owner;
    + else
    + lis3lv02d_misc_fops.owner = THIS_MODULE;
    +
    if (misc_register(&lis3lv02d_misc_device))
    printk(KERN_ERR DRIVER_NAME ": misc_register failed\n");
    out:
    diff --git a/drivers/hwmon/lis3lv02d.h b/drivers/hwmon/lis3lv02d.h
    index 1f0a66f..e63dd3d 100644
    --- a/drivers/hwmon/lis3lv02d.h
    +++ b/drivers/hwmon/lis3lv02d.h
    @@ -258,6 +258,8 @@ struct lis3lv02d {
    unsigned char irq_cfg;
    struct lis3lv02d_platform_data *pdata; /* for passing board config */
    struct mutex mutex; /* Serialize poll and selftest */
    +
    + struct module *owner; /* Device owner */
    };

    int lis3lv02d_init_device(struct lis3lv02d *lis3);
    --
    1.7.1.1


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