On Sun, Oct 16, 2022 at 10:19:12AM -0400, Deepak R Varma wrote:
> Include multiple statements of macro definition inside do-while{0} loop
> to avoid possible partial program execution. Issue reported by
> checkpatch script:
>
> ERROR: Macros with multiple statements should be enclosed in a do - while loop
>
> Signed-off-by: Deepak R Varma <drv@xxxxxxxxx>
> ---
> drivers/staging/greybus/loopback.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/staging/greybus/loopback.c b/drivers/staging/greybus/loopback.c
> index 1a61fce98056..37214cb43937 100644
> --- a/drivers/staging/greybus/loopback.c
> +++ b/drivers/staging/greybus/loopback.c
> @@ -163,9 +163,11 @@ static ssize_t name##_avg_show(struct device *dev, \
> static DEVICE_ATTR_RO(name##_avg)
>
> #define gb_loopback_stats_attrs(field) \
> +do { \
> gb_loopback_ro_stats_attr(field, min, u); \
> gb_loopback_ro_stats_attr(field, max, u); \
> - gb_loopback_ro_avg_attr(field)
> + gb_loopback_ro_avg_attr(field); \
> +} while (0)
>
> #define gb_loopback_attr(field, type) \
> static ssize_t field##_show(struct device *dev, \
> --
> 2.30.2
Always test-build your changes before sending them out so you do not get
grumpy maintainers asking why you did not test-build your changes.
Also, don't bindly trust that checkpatch is always correct, you need to
read the C code to verify that it is a sane request.
thanks,
greg k-h
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