Re: [PATCH v2 4/7] gpio: mockup: improve readability

[Andy Shevchenko]

On Tue, May 30, 2017 at 11:58 AM, Bartosz Golaszewski <brgl@xxxxxxxx> wrote:
> We currently shift bits here and there without actually explaining
> what we're doing. Add some helper variables with names indicating
> their purpose to improve the code readability.

> +       /* Each chip is described by two values. */
> +       num_chips = gpio_mockup_params_nr / 2;
> +
> +       chips = devm_kzalloc(dev, sizeof(*chips) * num_chips, GFP_KERNEL);

It's effectively
devm_kcalloc()
or
devm_kmalloc_array()
depending on the requirement of zeroing a memory chunks.

-- 
With Best Regards,
Andy Shevchenko