[PATCH -next] coresight: etm-perf: Mark format_attr_contextid with static keyword

[Leo Yan]

On Tue, Mar 23, 2021 at 07:54:52AM +0000, Zou Wei wrote:
> Fix the following sparse warning:
> 
> drivers/hwtracing/coresight/coresight-etm-perf.c:61:25: warning: symbol
> 'format_attr_contextid' was not declared. Should it be static?
> 
> Signed-off-by: Zou Wei <zou_wei at huawei.com>

Reviewed-by: Leo Yan <leo.yan at linaro.org>

> ---
>  drivers/hwtracing/coresight/coresight-etm-perf.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hwtracing/coresight/coresight-etm-perf.c b/drivers/hwtracing/coresight/coresight-etm-perf.c
> index 0f603b4094f2..bdbb77334329 100644
> --- a/drivers/hwtracing/coresight/coresight-etm-perf.c
> +++ b/drivers/hwtracing/coresight/coresight-etm-perf.c
> @@ -58,7 +58,7 @@ static ssize_t format_attr_contextid_show(struct device *dev,
>  	return sprintf(page, "config:%d\n", pid_fmt);
>  }
>  
> -struct device_attribute format_attr_contextid =
> +static struct device_attribute format_attr_contextid =
>  	__ATTR(contextid, 0444, format_attr_contextid_show, NULL);
>  
>  static struct attribute *etm_config_formats_attr[] = {
> -- 
> 2.17.1
>