On Wed, 14 Nov 2012 08:48:04 -0800
Dmitry Torokhov <[email protected]> wrote:

> Use a temporary variable for our parent device (coming from I2C client
> structure); we'll be also using it during conversion to managed resources.
> 
> Signed-off-by: Dmitry Torokhov <[email protected]>

Reviewed-by: Alban Bedel <[email protected]>

> ---
>  drivers/input/keyboard/tca8418_keypad.c | 20 ++++++++++----------
>  1 file changed, 10 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/input/keyboard/tca8418_keypad.c 
> b/drivers/input/keyboard/tca8418_keypad.c
> index 65cf5fa..4618ce0 100644
> --- a/drivers/input/keyboard/tca8418_keypad.c
> +++ b/drivers/input/keyboard/tca8418_keypad.c
> @@ -281,6 +281,7 @@ static int __devinit tca8418_configure(struct 
> tca8418_keypad *keypad_data,
>  static int __devinit tca8418_keypad_probe(struct i2c_client *client,
>                                         const struct i2c_device_id *id)
>  {
> +     struct device *dev = &client->dev;
>       const struct tca8418_keypad_platform_data *pdata =
>                                               client->dev.platform_data;
>       struct tca8418_keypad *keypad_data;
> @@ -294,7 +295,7 @@ static int __devinit tca8418_keypad_probe(struct 
> i2c_client *client,
>       /* Copy the platform data */
>       if (pdata) {
>               if (!pdata->keymap_data) {
> -                     dev_err(&client->dev, "no keymap data defined\n");
> +                     dev_err(dev, "no keymap data defined\n");
>                       return -EINVAL;
>               }
>               keymap_data = pdata->keymap_data;
> @@ -303,25 +304,25 @@ static int __devinit tca8418_keypad_probe(struct 
> i2c_client *client,
>               rep  = pdata->rep;
>               irq_is_gpio = pdata->irq_is_gpio;
>       } else {
> -             struct device_node *np = client->dev.of_node;
> +             struct device_node *np = dev->of_node;
>               of_property_read_u32(np, "keypad,num-rows", &rows);
>               of_property_read_u32(np, "keypad,num-columns", &cols);
>               rep = of_property_read_bool(np, "keypad,autorepeat");
>       }
>  
>       if (!rows || rows > TCA8418_MAX_ROWS) {
> -             dev_err(&client->dev, "invalid rows\n");
> +             dev_err(dev, "invalid rows\n");
>               return -EINVAL;
>       }
>  
>       if (!cols || cols > TCA8418_MAX_COLS) {
> -             dev_err(&client->dev, "invalid columns\n");
> +             dev_err(dev, "invalid columns\n");
>               return -EINVAL;
>       }
>  
>       /* Check i2c driver capabilities */
>       if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE)) {
> -             dev_err(&client->dev, "%s adapter not supported\n",
> +             dev_err(dev, "%s adapter not supported\n",
>                       dev_driver_string(&client->adapter->dev));
>               return -ENODEV;
>       }
> @@ -362,7 +363,7 @@ static int __devinit tca8418_keypad_probe(struct 
> i2c_client *client,
>       error = matrix_keypad_build_keymap(keymap_data, NULL, rows, cols,
>                                          keypad_data->keymap, input);
>       if (error) {
> -             dev_dbg(&client->dev, "Failed to build keymap\n");
> +             dev_dbg(dev, "Failed to build keymap\n");
>               goto fail2;
>       }
>  
> @@ -381,16 +382,15 @@ static int __devinit tca8418_keypad_probe(struct 
> i2c_client *client,
>                                    IRQF_ONESHOT,
>                                    client->name, keypad_data);
>       if (error) {
> -             dev_dbg(&client->dev,
> -                     "Unable to claim irq %d; error %d\n",
> +             dev_dbg(dev, "Unable to claim irq %d; error %d\n",
>                       client->irq, error);
>               goto fail2;
>       }
>  
>       error = input_register_device(input);
>       if (error) {
> -             dev_dbg(&client->dev,
> -                     "Unable to register input device, error: %d\n", error);
> +             dev_dbg(dev, "Unable to register input device, error: %d\n",
> +                     error);
>               goto fail3;
>       }
>  

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