Re: [PATCH v5 06/15] platform/x86: intel_cht_int33fe: Get rid of obsolete conditional

From: Jonathan Cameron
Date: Sun Dec 02 2018 - 11:35:56 EST


On Wed, 28 Nov 2018 13:45:26 +0200
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:

> Now, when i2c_acpi_new_device() never returns NULL, there is no point to check
> for it. Besides that, i2c_acpi_new_device() returns -EPROBE_DEFER directly and
> caller doesn't need to guess is better.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Ah, the code I commented on earlier goes away anyway. Not to worry then!

Jonathan

> ---
> drivers/platform/x86/intel_cht_int33fe.c | 24 +++++-------------------
> 1 file changed, 5 insertions(+), 19 deletions(-)
>
> diff --git a/drivers/platform/x86/intel_cht_int33fe.c b/drivers/platform/x86/intel_cht_int33fe.c
> index 367d6e304ade..616b8853a91f 100644
> --- a/drivers/platform/x86/intel_cht_int33fe.c
> +++ b/drivers/platform/x86/intel_cht_int33fe.c
> @@ -169,13 +169,7 @@ static int cht_int33fe_probe(struct platform_device *pdev)
> board_info.properties = max17047_props;
> data->max17047 = i2c_acpi_new_device(dev, 1, &board_info);
> if (IS_ERR(data->max17047))
> - ret = PTR_ERR(data->max17047);
> - else if (!data->max17047)
> - ret = -EPROBE_DEFER; /* Wait for i2c-adapter to load */
> - else
> - ret = 0;
> - if (ret)
> - return ret;
> + return PTR_ERR(data->max17047);
> }
>
> data->connections[0].endpoint[0] = "port0";
> @@ -200,28 +194,20 @@ static int cht_int33fe_probe(struct platform_device *pdev)
> board_info.irq = fusb302_irq;
>
> data->fusb302 = i2c_acpi_new_device(dev, 2, &board_info);
> - if (IS_ERR(data->fusb302))
> + if (IS_ERR(data->fusb302)) {
> ret = PTR_ERR(data->fusb302);
> - else if (!data->fusb302)
> - ret = -EPROBE_DEFER; /* Wait for the i2c-adapter to load */
> - else
> - ret = 0;
> - if (ret)
> goto out_unregister_max17047;
> + }
>
> memset(&board_info, 0, sizeof(board_info));
> board_info.dev_name = "pi3usb30532";
> strlcpy(board_info.type, "pi3usb30532", I2C_NAME_SIZE);
>
> data->pi3usb30532 = i2c_acpi_new_device(dev, 3, &board_info);
> - if (IS_ERR(data->pi3usb30532))
> + if (IS_ERR(data->pi3usb30532)) {
> ret = PTR_ERR(data->pi3usb30532);
> - else if (!data->pi3usb30532)
> - ret = -EPROBE_DEFER; /* Wait for the i2c-adapter to load */
> - else
> - ret = 0;
> - if (ret)
> goto out_unregister_fusb302;
> + }
>
> platform_set_drvdata(pdev, data);
>