linux-kernel - [gfs2:for-next.next5 2/16] fs/gfs2/glops.c:621:1: warning: unused label 'out'

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Message-ID: <202108051517.tQ3LsTRJ-lkp@intel.com>
Date:   Thu, 5 Aug 2021 15:41:26 +0800
From:   kernel test robot <lkp@...el.com>
To:     Bob Peterson <rpeterso@...hat.com>
Cc:     clang-built-linux@...glegroups.com, kbuild-all@...ts.01.org,
        cluster-devel@...hat.com, linux-kernel@...r.kernel.org
Subject: [gfs2:for-next.next5 2/16] fs/gfs2/glops.c:621:1: warning: unused
 label 'out'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2.git for-next.next5
head:   4209ea0bd2aec954d7f521fd22f73882fa79f895
commit: 9214076dfcd10e06bbc44e9173736f7903d2d730 [2/16] gfs2: Fix glock recursion in freeze_go_xmote_bh
config: x86_64-randconfig-c001-20210805 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 31a71a393f65d9e07b5b0756fef9dd16690950ee)
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://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2.git/commit/?id=9214076dfcd10e06bbc44e9173736f7903d2d730
        git remote add gfs2 https://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2.git
        git fetch --no-tags gfs2 for-next.next5
        git checkout 9214076dfcd10e06bbc44e9173736f7903d2d730
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> fs/gfs2/glops.c:621:1: warning: unused label 'out' [-Wunused-label]
   out:
   ^~~~
   1 warning generated.


vim +/out +621 fs/gfs2/glops.c

   596	
   597	/**
   598	 * freeze_go_xmote_bh - After promoting/demoting the freeze glock
   599	 * @gl: the glock
   600	 */
   601	static int freeze_go_xmote_bh(struct gfs2_glock *gl)
   602	{
   603		struct gfs2_sbd *sdp = gl->gl_name.ln_sbd;
   604		struct gfs2_inode *ip = GFS2_I(sdp->sd_jdesc->jd_inode);
   605		struct gfs2_glock *j_gl = ip->i_gl;
   606		struct gfs2_log_header_host head;
   607		int error;
   608	
   609		if (test_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags)) {
   610			j_gl->gl_ops->go_inval(j_gl, DIO_METADATA);
   611	
   612			error = gfs2_find_jhead(sdp->sd_jdesc, &head, false);
   613			if (gfs2_assert_withdraw_delayed(sdp, !error))
   614				return error;
   615			if (gfs2_assert_withdraw_delayed(sdp, head.lh_flags &
   616							 GFS2_LOG_HEAD_UNMOUNT))
   617				return -EIO;
   618			sdp->sd_log_sequence = head.lh_sequence + 1;
   619			gfs2_log_pointers_init(sdp, head.lh_blkno);
   620		}
 > 621	out:
   622		return 0;
   623	}
   624	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (33194 bytes)