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Date: Wed, 21 Feb 2024 21:06:59 +0000
From: Justin Stitt <justinstitt@google.com>
To: David Gow <davidgow@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	Shuah Khan <skhan@linuxfoundation.org>,
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Subject: Re: [PATCH 5/9] rtc: test: Fix invalid format specifier.
Message-ID: <20240221210659.4p6cq4lhmoz3eaqj@google.com>
References: <20240221092728.1281499-1-davidgow@google.com>
 <20240221092728.1281499-6-davidgow@google.com>
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In-Reply-To: <20240221092728.1281499-6-davidgow@google.com>

Hi,

On Wed, Feb 21, 2024 at 05:27:18PM +0800, David Gow wrote:
> 'days' is a s64 (from div_s64), and so should use a %lld specifier.
>
> This was found by extending KUnit's assertion macros to use gcc's
> __printf attribute.
>
> Fixes: 1d1bb12a8b18 ("rtc: Improve performance of rtc_time64_to_tm(). Add tests.")
> Signed-off-by: David Gow <davidgow@google.com>

Reviewed-by: Justin Stitt <justinstitt@google.com>
> ---
>  drivers/rtc/lib_test.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/rtc/lib_test.c b/drivers/rtc/lib_test.c
> index d5caf36c56cd..225c859d6da5 100644
> --- a/drivers/rtc/lib_test.c
> +++ b/drivers/rtc/lib_test.c
> @@ -54,7 +54,7 @@ static void rtc_time64_to_tm_test_date_range(struct kunit *test)
>
>  		days = div_s64(secs, 86400);
>
> -		#define FAIL_MSG "%d/%02d/%02d (%2d) : %ld", \
> +		#define FAIL_MSG "%d/%02d/%02d (%2d) : %lld", \
>  			year, month, mday, yday, days
>
>  		KUNIT_ASSERT_EQ_MSG(test, year - 1900, result.tm_year, FAIL_MSG);
> --
> 2.44.0.rc0.258.g7320e95886-goog
>

Thanks
Justin