linux-kernel - Re: [PATCH v2 4/6] rtc: parisc: provide rtc_class

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Date:	Wed, 27 Apr 2016 08:22:24 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	kbuild-all@...org,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
	Arnd Bergmann <arnd@...db.de>, geert@...ux-m68k.org,
	deller@....de, benh@...nel.crashing.org, mpe@...erman.id.au,
	dalias@...c.org, dhowells@...hat.com, linux-alpha@...r.kernel.org,
	a.zummo@...ertech.it, linux-kernel@...r.kernel.org,
	linux-parisc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
	linux-sh@...r.kernel.org, linux-m68k@...ts.linux-m68k.org,
	rtc-linux@...glegroups.com, linux-arch@...r.kernel.org
Subject: Re: [PATCH v2 4/6] rtc: parisc: provide rtc_class_ops directly

Hi,

[auto build test ERROR on next-20160426]
[cannot apply to m68k/for-next abelloni/rtc-next v4.6-rc5 v4.6-rc4 v4.6-rc3 v4.6-rc5]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Arnd-Bergmann/simplify-rtc-generic-driver/20160427-055751
config: parisc-c3000_defconfig (attached as .config)
compiler: hppa-linux-gnu-gcc (Debian 5.3.1-8) 5.3.1 20160205
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=parisc 

Note: the linux-review/Arnd-Bergmann/simplify-rtc-generic-driver/20160427-055751 HEAD ba518829eb442ee7f7806864a806fa45791f787f builds fine.
      It only hurts bisectibility.

All errors (new ones prefixed by >>):

   arch/parisc/kernel/time.c: In function 'rtc_generic_get_time':
>> arch/parisc/kernel/time.c:262:37: error: passing argument 2 of 'rtc_time64_to_tm' from incompatible pointer type [-Werror=incompatible-pointer-types]
     rtc_time64_to_tm(tod_data.tod_sec, &tm);
                                        ^
   In file included from arch/parisc/kernel/time.c:15:0:
   include/linux/rtc.h:23:13: note: expected 'struct rtc_time *' but argument is of type 'struct rtc_time **'
    extern void rtc_time64_to_tm(time64_t time, struct rtc_time *tm);
                ^
   cc1: some warnings being treated as errors

vim +/rtc_time64_to_tm +262 arch/parisc/kernel/time.c

   256	
   257		memset(tm, 0, sizeof(*tm));
   258		if (pdc_tod_read(&tod_data) < 0)
   259			return -EOPNOTSUPP;
   260	
   261		/* we treat tod_sec as unsigned, so this can work until year 2106 */
 > 262		rtc_time64_to_tm(tod_data.tod_sec, &tm);
   263		return rtc_valid_tm(tm);
   264	}
   265	

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0-DAY kernel test infrastructure                Open Source Technology Center
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