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Date: Sun, 3 Apr 2016 18:36:08 +0800
From: kbuild test robot <lkp@intel.com>
To: Tomas Winkler <tomas.winkler@intel.com>
Cc: kbuild-all@01.org, gregkh@linuxfoundation.org,
        Ulf Hansson <ulf.hansson@linaro.org>,
        Adrian Hunter <adrian.hunter@intel.com>,
        James Bottomley <James.Bottomley@HansenPartnership.com>,
        "Martin K. Petersen" <martin.petersen@oracle.com>,
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        Christoph Hellwig <hch@lst.de>, Yaniv Gardi <ygardi@codeaurora.org>,
        Joao Pinto <Joao.Pinto@synopsys.com>, linux-mmc@vger.kernel.org,
        linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
        Tomas Winkler <tomas.winkler@intel.com>
Subject: Re: [PATCH 4/8] char: rpmb: provide user space interface
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Hi Tomas,

[auto build test WARNING on char-misc/char-misc-testing]
[also build test WARNING on v4.6-rc1 next-20160401]
[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/Tomas-Winkler/Replay-Protected-Memory-Block-RPMB-subsystem/20160403-174929


coccinelle warnings: (new ones prefixed by >>)

>> drivers/char/rpmb/cdev.c:94:13-20: WARNING opportunity for memdup_user

Please review and possibly fold the followup patch.

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