[PATCH 13/46] acpi: s3power: reduce scope of variables

[Keng-Yu Lin]

On Wed, Jan 14, 2015 at 3:04 AM, Colin King <colin.king at canonical.com> wrote:
> From: Colin Ian King <colin.king at canonical.com>
>
> cppcheck is picking up some minor style issues which can
> be easily fixed:
>
> [src/acpi/s3power/s3power.c:61]:
>         (style) The scope of the variable 'buffer' can be reduced.
> [src/acpi/s3power/s3power.c:200]:
>         (style) The scope of the variable 'hourly_loss' can be reduced.
>
> Signed-off-by: Colin Ian King <colin.king at canonical.com>
> ---
>  src/acpi/s3power/s3power.c | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/src/acpi/s3power/s3power.c b/src/acpi/s3power/s3power.c
> index f93ffd2..72ab117 100644
> --- a/src/acpi/s3power/s3power.c
> +++ b/src/acpi/s3power/s3power.c
> @@ -58,7 +58,6 @@ static int s3power_wait_for_adapter_offline(fwts_framework *fw, bool *offline)
>  {
>         int fd;
>         size_t len;
> -       char *buffer;
>         int i;
>
>         if (s3power_adapter_offline(fw, offline) == FWTS_ERROR)
> @@ -73,7 +72,9 @@ static int s3power_wait_for_adapter_offline(fwts_framework *fw, bool *offline)
>
>         fwts_printf(fw, "==== Please unplug the laptop power. ====\n");
>
> -       for (i=0; (i<=20) && !*offline ;i++) {
> +       for (i = 0; (i <= 20) && !*offline; i++) {
> +               char *buffer;
> +
>                 if ((buffer = fwts_acpi_event_read(fd, &len, 1)) != NULL) {
>                         if (strstr(buffer, "ac_adapter") != NULL)
>                                 s3power_adapter_offline(fw, offline);
> @@ -197,9 +198,10 @@ static void s3power_difference(fwts_framework *fw,
>         uint32_t battery_capacity, char *units)
>  {
>         int32_t diff = before - after;
> -       float hourly_loss;
>
>         if (before != 0) {
> +               float hourly_loss;
> +
>                 fwts_log_info(fw, "Change in capacity: %" PRId32 " %s\n", diff, units);
>                 hourly_loss = ((float)diff * 3600.0) / (float)s3power_sleep_delay;
>                 if (diff < 0) {
> --
> 2.1.4
>
>
Acked-by: Keng-Yu Lin <kengyu at canonical.com>