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Date: Mon, 4 Mar 2024 08:41:35 +0800
From: kernel test robot <lkp@intel.com>
To: Canfeng Zhuang <quic_czhuang@quicinc.com>,
	Derek Kiernan <derek.kiernan@amd.com>,
	Dragan Cvetic <dragan.cvetic@amd.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konrad.dybcio@linaro.org>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzk@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Cc: oe-kbuild-all@lists.linux.dev, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
	Canfeng Zhuang <quic_czhuang@quicinc.com>
Subject: Re: [PATCH 1/2] misc: qualcomm: QRC driver for Robotic SDK MCU
Message-ID: <202403040831.fk22ur0f-lkp@intel.com>
References: <20240304-qcom_qrc-v1-1-2a709f95fd61@quicinc.com>
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In-Reply-To: <20240304-qcom_qrc-v1-1-2a709f95fd61@quicinc.com>

Hi Canfeng,

kernel test robot noticed the following build errors:

[auto build test ERROR on 805d849d7c3cc1f38efefd48b2480d62b7b5dcb7]

url:    https://github.com/intel-lab-lkp/linux/commits/Canfeng-Zhuang/misc-qualcomm-QRC-driver-for-Robotic-SDK-MCU/20240304-005601
base:   805d849d7c3cc1f38efefd48b2480d62b7b5dcb7
patch link:    https://lore.kernel.org/r/20240304-qcom_qrc-v1-1-2a709f95fd61%40quicinc.com
patch subject: [PATCH 1/2] misc: qualcomm: QRC driver for Robotic SDK MCU
config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20240304/202403040831.fk22ur0f-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240304/202403040831.fk22ur0f-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202403040831.fk22ur0f-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/misc/qrc/qrc_uart.c:83:24: error: initialization of 'ssize_t (*)(struct serdev_device *, const u8 *, size_t)' {aka 'long int (*)(struct serdev_device *, const unsigned char *, long unsigned int)'} from incompatible pointer type 'int (*)(struct serdev_device *, const unsigned char *, size_t)' {aka 'int (*)(struct serdev_device *, const unsigned char *, long unsigned int)'} [-Werror=incompatible-pointer-types]
      83 |         .receive_buf = qrc_uart_receive,
         |                        ^~~~~~~~~~~~~~~~
   drivers/misc/qrc/qrc_uart.c:83:24: note: (near initialization for 'qrc_serdev_ops.receive_buf')
   cc1: some warnings being treated as errors


vim +83 drivers/misc/qrc/qrc_uart.c

    81	
    82	static struct serdev_device_ops qrc_serdev_ops = {
  > 83		.receive_buf = qrc_uart_receive,
    84		.write_wakeup = qrc_uart_wakeup,
    85	};
    86	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki