linux-kernel - Re: [PATCH v3 05/16] Platform: OLPC: Add XO-1.75 EC driver

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Message-ID: <201901081444.rCU6sp3B%fengguang.wu@intel.com>
Date:   Tue, 8 Jan 2019 14:23:04 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Lubomir Rintel <lkundrak@...sk>
Cc:     kbuild-all@...org, Andy Shevchenko <andy@...radead.org>,
        Darren Hart <dvhart@...radead.org>,
        platform-driver-x86@...r.kernel.org,
        James Cameron <quozl@...top.org>,
        Mark Rutland <mark.rutland@....com>,
        Pavel Machek <pavel@....cz>, Rob Herring <robh+dt@...nel.org>,
        Sebastian Reichel <sre@...nel.org>, x86@...nel.org,
        devicetree@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, Lubomir Rintel <lkundrak@...sk>
Subject: Re: [PATCH v3 05/16] Platform: OLPC: Add XO-1.75 EC driver

Hi Lubomir,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.0-rc1 next-20190107]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Lubomir-Rintel/Add-support-for-OLPC-XO-1-75-Embedded-Controller/20190108-114514
config: i386-allmodconfig (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

>> drivers/platform/olpc/olpc-xo175-ec.c:26:10: fatal error: asm/system_misc.h: No such file or directory
    #include <asm/system_misc.h>
             ^~~~~~~~~~~~~~~~~~~
   compilation terminated.

coccinelle warnings: (new ones prefixed by >>)

>> drivers/platform/olpc/olpc-xo175-ec.c:496:5-13: WARNING: Unsigned expression compared with zero: nr_bytes < 0

vim +26 drivers/platform/olpc/olpc-xo175-ec.c

  > 26	#include <asm/system_misc.h>
    27	

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