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Date:   Mon, 29 Aug 2022 08:28:38 +0800
From:   kernel test robot <lkp@intel.com>
To:     Li Zhong <floridsleeves@gmail.com>, linux-clk@vger.kernel.org,
        linux-kernel@vger.kernel.org
Cc:     kbuild-all@lists.01.org, mturquette@baylibre.com, sboyd@kernel.org,
        lily <floridsleeves@gmail.com>
Subject: Re: [PATCH v1] drivers/clk/clk: check return value of
 clk_pm_runtime_get()
Message-ID: <202208290801.8grjrhjQ-lkp@intel.com>
References: <20220828202025.1948848-1-floridsleeves@gmail.com>
MIME-Version: 1.0
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In-Reply-To: <20220828202025.1948848-1-floridsleeves@gmail.com>
Precedence: bulk

Hi Li,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on clk/clk-next]
[also build test WARNING on linus/master v6.0-rc2 next-20220826]
[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/Li-Zhong/drivers-clk-clk-check-return-value-of-clk_pm_runtime_get/20220829-042043
base:   https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next
config: arc-randconfig-r043-20220829 (https://download.01.org/0day-ci/archive/20220829/202208290801.8grjrhjQ-lkp@intel.com/config)
compiler: arceb-elf-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/26ebbe49c7b40cb8465ed2bba4e4e62c3a55bb93
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Li-Zhong/drivers-clk-clk-check-return-value-of-clk_pm_runtime_get/20220829-042043
        git checkout 26ebbe49c7b40cb8465ed2bba4e4e62c3a55bb93
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash drivers/clk/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

   In file included from include/linux/err.h:5,
                    from include/linux/clk.h:12,
                    from drivers/clk/clk.c:9:
   drivers/clk/clk.c: In function 'clk_summary_show_subtree':
>> include/linux/compiler.h:56:23: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
      56 | #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) )
         |                       ^~
   drivers/clk/clk.c:3014:5: note: in expansion of macro 'if'
    3014 |     if (ret)
         |     ^~
   drivers/clk/clk.c:3016:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
    3016 |         clk_summary_show_one(s, c, level);
         |         ^~~~~~~~~~~~~~~~~~~~


vim +/if +56 include/linux/compiler.h

2bcd521a684cc9 Steven Rostedt 2008-11-21  50  
2bcd521a684cc9 Steven Rostedt 2008-11-21  51  #ifdef CONFIG_PROFILE_ALL_BRANCHES
2bcd521a684cc9 Steven Rostedt 2008-11-21  52  /*
2bcd521a684cc9 Steven Rostedt 2008-11-21  53   * "Define 'is'", Bill Clinton
2bcd521a684cc9 Steven Rostedt 2008-11-21  54   * "Define 'if'", Steven Rostedt
2bcd521a684cc9 Steven Rostedt 2008-11-21  55   */
a15fd609ad53a6 Linus Torvalds 2019-03-20 @56  #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) )
a15fd609ad53a6 Linus Torvalds 2019-03-20  57  

-- 
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https://01.org/lkp