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Date: Sat, 27 Jan 2024 08:58:28 +0800
From: kernel test robot <lkp@intel.com>
To: Frank Li <Frank.Li@nxp.com>
Cc: oe-kbuild-all@lists.linux.dev, alexandre.belloni@bootlin.com,
	conor.culhane@silvaco.com, devicetree@vger.kernel.org,
	gregkh@linuxfoundation.org, imx@lists.linux.dev,
	jirislaby@kernel.org, joe@perches.com,
	krzysztof.kozlowski+dt@linaro.org, krzysztof.kozlowski@linaro.org,
	linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org,
	linux-serial@vger.kernel.org, miquel.raynal@bootlin.com,
	robh@kernel.org, zbigniew.lukwinski@linux.intel.com
Subject: Re: [PATCH v4 5/8] i3c: target: add svc target controller support
Message-ID: <202401270838.wdxHPaAT-lkp@intel.com>
References: <20240123231043.3891847-6-Frank.Li@nxp.com>
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In-Reply-To: <20240123231043.3891847-6-Frank.Li@nxp.com>

Hi Frank,

kernel test robot noticed the following build errors:

[auto build test ERROR on tty/tty-testing]
[also build test ERROR on tty/tty-next tty/tty-linus robh/for-next linus/master v6.8-rc1 next-20240125]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Frank-Li/i3c-add-target-mode-support/20240124-071453
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing
patch link:    https://lore.kernel.org/r/20240123231043.3891847-6-Frank.Li%40nxp.com
patch subject: [PATCH v4 5/8] i3c: target: add svc target controller support
config: i386-buildonly-randconfig-003-20240127 (https://download.01.org/0day-ci/archive/20240127/202401270838.wdxHPaAT-lkp@intel.com/config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240127/202401270838.wdxHPaAT-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/202401270838.wdxHPaAT-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

   In file included from drivers/i3c/master/svc-i3c-target.c:12:0:
   include/linux/i3c/target.h: In function 'i3c_target_ctrl_alloc_request':
   include/linux/i3c/target.h:280:9: error: implicit declaration of function 'kzalloc'; did you mean 'xa_alloc'? [-Werror=implicit-function-declaration]
      req = kzalloc(sizeof(*req), gfp_flags);
            ^~~~~~~
            xa_alloc
>> include/linux/i3c/target.h:280:7: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
      req = kzalloc(sizeof(*req), gfp_flags);
          ^
   include/linux/i3c/target.h: In function 'i3c_target_ctrl_free_request':
   include/linux/i3c/target.h:306:3: error: implicit declaration of function 'kfree'; did you mean '__free'? [-Werror=implicit-function-declaration]
      kfree(req);
      ^~~~~
      __free
   In file included from include/linux/resource_ext.h:11:0,
                    from include/linux/acpi.h:13,
                    from include/linux/i2c.h:13,
                    from include/linux/i3c/device.h:13,
                    from drivers/i3c/master/svc-i3c-target.c:24:
   include/linux/slab.h: At top level:
>> include/linux/slab.h:227:6: warning: conflicting types for 'kfree'
    void kfree(const void *objp);
         ^~~~~
   In file included from drivers/i3c/master/svc-i3c-target.c:12:0:
   include/linux/i3c/target.h:306:3: note: previous implicit declaration of 'kfree' was here
      kfree(req);
      ^~~~~
   In file included from include/linux/resource_ext.h:11:0,
                    from include/linux/acpi.h:13,
                    from include/linux/i2c.h:13,
                    from include/linux/i3c/device.h:13,
                    from drivers/i3c/master/svc-i3c-target.c:24:
>> include/linux/slab.h:709:37: error: conflicting types for 'kzalloc'
    static inline __alloc_size(1) void *kzalloc(size_t size, gfp_t flags)
                                        ^~~~~~~
   In file included from drivers/i3c/master/svc-i3c-target.c:12:0:
   include/linux/i3c/target.h:280:9: note: previous implicit declaration of 'kzalloc' was here
      req = kzalloc(sizeof(*req), gfp_flags);
            ^~~~~~~
   cc1: some warnings being treated as errors


vim +280 include/linux/i3c/target.h

ebda81e6094f36 Frank Li 2024-01-23  264  
ebda81e6094f36 Frank Li 2024-01-23  265  /**
ebda81e6094f36 Frank Li 2024-01-23  266   * i3c_target_ctrl_alloc_request() - Alloc an I3C transfer
ebda81e6094f36 Frank Li 2024-01-23  267   * @ctrl: I3C target controller device
ebda81e6094f36 Frank Li 2024-01-23  268   * @gfp_flags: additional gfp flags used when allocating the buffers
ebda81e6094f36 Frank Li 2024-01-23  269   *
ebda81e6094f36 Frank Li 2024-01-23  270   * Returns: Zero for success, or an error code in case of failure
ebda81e6094f36 Frank Li 2024-01-23  271   */
ebda81e6094f36 Frank Li 2024-01-23  272  static inline struct i3c_request *
ebda81e6094f36 Frank Li 2024-01-23  273  i3c_target_ctrl_alloc_request(struct i3c_target_ctrl *ctrl, gfp_t gfp_flags)
ebda81e6094f36 Frank Li 2024-01-23  274  {
ebda81e6094f36 Frank Li 2024-01-23  275  	struct i3c_request *req = NULL;
ebda81e6094f36 Frank Li 2024-01-23  276  
ebda81e6094f36 Frank Li 2024-01-23  277  	if (ctrl && ctrl->ops && ctrl->ops->alloc_request)
ebda81e6094f36 Frank Li 2024-01-23  278  		req = ctrl->ops->alloc_request(ctrl, gfp_flags);
ebda81e6094f36 Frank Li 2024-01-23  279  	else
ebda81e6094f36 Frank Li 2024-01-23 @280  		req = kzalloc(sizeof(*req), gfp_flags);
ebda81e6094f36 Frank Li 2024-01-23  281  
ebda81e6094f36 Frank Li 2024-01-23  282  	if (req)
ebda81e6094f36 Frank Li 2024-01-23  283  		req->ctrl = ctrl;
ebda81e6094f36 Frank Li 2024-01-23  284  
ebda81e6094f36 Frank Li 2024-01-23  285  	return req;
ebda81e6094f36 Frank Li 2024-01-23  286  }
ebda81e6094f36 Frank Li 2024-01-23  287  

-- 
0-DAY CI Kernel Test Service
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