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Sender: Guenter Roeck <groeck7@gmail.com>
Date: Wed, 21 Feb 2024 05:26:06 -0800
From: Guenter Roeck <linux@roeck-us.net>
To: David Gow <davidgow@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	Shuah Khan <skhan@linuxfoundation.org>, Rae Moar <rmoar@google.com>,
	Matthew Auld <matthew.auld@intel.com>,
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Subject: Re: [PATCH 5/9] rtc: test: Fix invalid format specifier.
Message-ID: <11e8fe13-3d10-451e-8a31-d273c9d9ea1b@roeck-us.net>
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>

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>

Tested-by: Guenter Roeck <linux@roeck-us.net>

> ---
>  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
>