linux-kernel - ERROR: modpost: "uio_unregister

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Date:   Thu, 18 Feb 2021 20:33:40 +0800
From:   kernel test robot <lkp@...el.com>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Jakub Kicinski <kuba@...nel.org>
Subject: ERROR: modpost: "uio_unregister_device" undefined!

Hi Randy,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   f40ddce88593482919761f74910f42f4b84c004b
commit: 14483cbf040fcb38113497161088a1ce8ce5d713 net: broadcom CNIC: requires MMU
date:   3 months ago
config: arm-randconfig-r013-20210218 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=14483cbf040fcb38113497161088a1ce8ce5d713
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 14483cbf040fcb38113497161088a1ce8ce5d713
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm 

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

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> ERROR: modpost: "uio_unregister_device" [drivers/net/ethernet/broadcom/cnic.ko] undefined!
>> ERROR: modpost: "uio_event_notify" [drivers/net/ethernet/broadcom/cnic.ko] undefined!
>> ERROR: modpost: "__uio_register_device" [drivers/net/ethernet/broadcom/cnic.ko] undefined!

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for CNIC
   Depends on NETDEVICES && ETHERNET && NET_VENDOR_BROADCOM && PCI && (IPV6 || IPV6 && MMU
   Selected by
   - SCSI_BNX2X_FCOE && SCSI_LOWLEVEL && SCSI && PCI && (IPV6 || IPV6 && LIBFC && LIBFCOE

---
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" (30546 bytes)