Re: [PATCH 08/99] fbdev/arkfb: Duplicate video-mode option string

From: kernel test robot <lkp@intel.com>
To: Thomas Zimmermann <tzimmermann@suse.de>,
	deller@gmx.de, paulus@samba.org, benh@kernel.crashing.org,
	linux@armlinux.org.uk, pjones@redhat.com, timur@kernel.org,
	adaplas@gmail.com, s.hauer@pengutronix.de, shawnguo@kernel.org,
	mbroemme@libmpq.org, thomas@winischhofer.net,
	James.Bottomley@hansenpartnership.com, spock@gentoo.org,
	sudipm.mukherjee@gmail.com, teddy.wang@siliconmotion.com,
	geert+renesas@glider.be, corbet@lwn.net
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
	linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org,
	Thomas Zimmermann <tzimmermann@suse.de>
Subject: Re: [PATCH 08/99] fbdev/arkfb: Duplicate video-mode option string
Date: Tue, 7 Mar 2023 05:12:35 +0800	[thread overview]
Message-ID: <202303070537.699fZDEm-lkp@intel.com> (raw)
In-Reply-To: <20230306160016.4459-9-tzimmermann@suse.de>

Hi Thomas,

I love your patch! Yet something to improve:

[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on linus/master v6.3-rc1 next-20230306]
[cannot apply to deller-parisc/for-next]
[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/Thomas-Zimmermann/lib-Add-option-iterator/20230307-000524
base:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link:    https://lore.kernel.org/r/20230306160016.4459-9-tzimmermann%40suse.de
patch subject: [PATCH 08/99] fbdev/arkfb: Duplicate video-mode option string
config: x86_64-randconfig-a016-20230306 (https://download.01.org/0day-ci/archive/20230307/202303070537.699fZDEm-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
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/f8a56fb51ff846d7daca02280ac0355e1a82264e
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Thomas-Zimmermann/lib-Add-option-iterator/20230307-000524
        git checkout f8a56fb51ff846d7daca02280ac0355e1a82264e
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303070537.699fZDEm-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/video/fbdev/arkfb.c:1205:4: error: 'continue' statement not in loop statement
                           continue;
                           ^
   drivers/video/fbdev/arkfb.c:1207:4: error: 'continue' statement not in loop statement
                           continue;
                           ^
   2 errors generated.

vim +/continue +1205 drivers/video/fbdev/arkfb.c

  1191	
  1192		if (fb_modesetting_disabled("arkfb"))
  1193			return -ENODEV;
  1194	
  1195	#ifndef MODULE
  1196		if (fb_get_options("arkfb", &option))
  1197			return -ENODEV;
  1198	
  1199		if (option && *option) {
  1200			static char mode_option_buf[256];
  1201			int ret;
  1202	
  1203			ret = snprintf(mode_option_buf, sizeof(mode_option_buf), "%s", option);
  1204			if (WARN(ret < 0, "arkfb: ignoring invalid option, ret=%d\n", ret))
> 1205				continue;
  1206			if (WARN(ret >= sizeof(mode_option_buf), "arkfb: option too long\n"))
  1207				continue;
  1208			mode_option = mode_option_buf;
  1209		}
  1210	#endif
  1211	
  1212		pr_debug("arkfb: initializing\n");
  1213		return pci_register_driver(&arkfb_pci_driver);
  1214	}
  1215	

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