linux-kernel - drivers/mtd/chips/cfi_cmdset_0002.o: warning: objtool: chip_good() falls through to next function do_read_secsi

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Message-ID: <201905251228.S1VueJii%lkp@intel.com>
Date:   Sat, 25 May 2019 12:21:30 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        Ingo Molnar <mingo@...nel.org>
Subject: drivers/mtd/chips/cfi_cmdset_0002.o: warning: objtool: chip_good()
 falls through to next function do_read_secsi_onechip()

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   7fbc78e3155a0c464bd832efc07fb3c2355fe9bd
commit: e6f393bc939d566ce3def71232d8013de9aaadde objtool: Fix function fallthrough detection
date:   11 days ago
config: x86_64-randconfig-b0-05251117 (attached as .config)
compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4
reproduce:
        git checkout e6f393bc939d566ce3def71232d8013de9aaadde
        # save the attached .config to linux build tree
        make ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

>> drivers/mtd/chips/cfi_cmdset_0002.o: warning: objtool: chip_good() falls through to next function do_read_secsi_onechip()
--
>> drivers/mtd/chips/cfi_util.o: warning: objtool: cfi_qry_present() falls through to next function cfi_merge_status()

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/gzip" (27976 bytes)