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SubjectRe: [PATCH] Staging: greybus: Cleanup in header file control.h
On Fri, Apr 05, 2019 at 03:14:37PM -0500, Madhumitha Prabakaran wrote:
> Fix a blank line after function/struct/union/enum
> declarations. Also, convert to_gb_control() macro into an inline
> function in order to maintain Linux kernel coding style based
> on which the inline function is preferable over the macro.

There are about 1200 macros wrapping container_of() in the kernel, so
this is a common pattern which does not need to be changed (by contrast,
only a handful container_of are wrapped by functions).

> Signed-off-by: Madhumitha Prabakaran <madhumithabiw@gmail.com>
> ---
> drivers/staging/greybus/control.h | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/staging/greybus/control.h b/drivers/staging/greybus/control.h
> index 3a29ec05f631..a681ef74e7fe 100644
> --- a/drivers/staging/greybus/control.h
> +++ b/drivers/staging/greybus/control.h
> @@ -24,7 +24,11 @@ struct gb_control {
> char *vendor_string;
> char *product_string;
> };
> -#define to_gb_control(d) container_of(d, struct gb_control, dev)
> +

No need for a blank line either as the macro is closely related to the
preceding struct declaration.

> +static inline struct gb_control *to_gb_control(struct device *d)
> +{
> + return container_of(d, struct gb_control, dev);
> +}

Johan

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