On Thu, Aug 21, 2025 at 11:01:32PM +0300, Nikola Z. Ivanov wrote: > Remove 0/NULL global variable assignment in mixer-test.c and pcm-test.c
Why?
> --- a/tools/testing/selftests/alsa/mixer-test.c
> +++ b/tools/testing/selftests/alsa/mixer-test.c
> @@ -53,10 +53,10 @@ struct ctl_data {
> struct ctl_data *next;
> };
>
> -int num_cards = 0;
> -int num_controls = 0;
> -struct card_data *card_list = NULL;
> -struct ctl_data *ctl_list = NULL;
> +int num_cards;
> +int num_controls;
> +struct card_data *card_list;
> +struct ctl_data *ctl_list;
Nothing now sets initial values for these variables so they all have
undefined values which is buggy. The code is relying on the default
values.
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