On Tue, Aug 16, 2016 at 12:06:16PM -0600, Azael Avalos wrote:
> Currently the success/error checking logic is intermixed, making the
> code a bit cumbersome to understand.
>
> This patch changes the affected functions to first check for errors
> and take appropriate actions, then check for the supported features.
>
> This patch also separates the error check from the acpi_status and
> the tci_raw function call error check, as those two are completely
> unrelated and were nested in if/else statements.
Thanks, this is a good improvement. One questions below...
>
> Signed-off-by: Azael Avalos <coproscefalo@xxxxxxxxx>
> ---
> drivers/platform/x86/toshiba_acpi.c | 222 ++++++++++++++++++++++--------------
> 1 file changed, 135 insertions(+), 87 deletions(-)
>
> diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
> index c6fc5cc..2256cf5 100644
> --- a/drivers/platform/x86/toshiba_acpi.c
> +++ b/drivers/platform/x86/toshiba_acpi.c
> @@ -476,10 +476,15 @@ static void toshiba_illumination_available(struct toshiba_acpi_dev *dev)
>
> status = tci_raw(dev, in, out);
> sci_close(dev);
> - if (ACPI_FAILURE(status))
> + if (ACPI_FAILURE(status)) {
> pr_err("ACPI call to query Illumination support failed\n");
> - else if (out[0] == TOS_SUCCESS)
> - dev->illumination_supported = 1;
> + return;
> + }
> +
> + if (out[0] != TOS_SUCCESS)
Does this condition not merit a pr_err message? It reads like an error...
There are several similar situations below which are equally silent. Is this a
deliberate decision?
--
Darren Hart
Intel Open Source Technology Center
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