Subject: Re: [wpan-next v2 19/27] net: ieee802154: Full PAN management

From: kernel test robot <[email-masked]>
Date: Thu, 13 Jan 2022 04:46:11 +0800

Hi Miquel,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.16 next-20220112]
[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]

url:    https://github.com/0day-ci/linux/commits/Miquel-Raynal/IEEE-802-15-4-scan-support/20220113-013731
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git daadb3bd0e8d3e317e36bc2c1542e86c528665e5
config: riscv-randconfig-r042-20220112 (https://download.01.org/0day-ci/archive/20220113/[email-masked]/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 244dd2913a43a200f5a6544d424cdc37b771028b)
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
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://github.com/0day-ci/linux/commit/9c8fbd918a704432bbf6cdce1d111e9002c756b4
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Miquel-Raynal/IEEE-802-15-4-scan-support/20220113-013731
        git checkout 9c8fbd918a704432bbf6cdce1d111e9002c756b4
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash net/ieee802154/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email-masked]>

All errors (new ones prefixed by >>):

>> net/ieee802154/nl802154.c:1613:8: error: implicit declaration of function 'nl802154_prepare_wpan_dev_dump' [-Werror,-Wimplicit-function-declaration]
           err = nl802154_prepare_wpan_dev_dump(skb, cb, &rdev, &wpan_dev);
                 ^
>> net/ieee802154/nl802154.c:1637:2: error: implicit declaration of function 'nl802154_finish_wpan_dev_dump' [-Werror,-Wimplicit-function-declaration]
           nl802154_finish_wpan_dev_dump(rdev);
           ^
   net/ieee802154/nl802154.c:1637:2: note: did you mean 'nl802154_prepare_wpan_dev_dump'?
   net/ieee802154/nl802154.c:1613:8: note: 'nl802154_prepare_wpan_dev_dump' declared here
           err = nl802154_prepare_wpan_dev_dump(skb, cb, &rdev, &wpan_dev);
                 ^
   2 errors generated.

vim +/nl802154_prepare_wpan_dev_dump +1613 net/ieee802154/nl802154.c

  1605	
  1606	static int nl802154_dump_pans(struct sk_buff *skb, struct netlink_callback *cb)
  1607	{
  1608		struct cfg802154_registered_device *rdev;
  1609		struct cfg802154_internal_pan *pan;
  1610		struct wpan_dev *wpan_dev;
  1611		int err;
  1612	
> 1613		err = nl802154_prepare_wpan_dev_dump(skb, cb, &rdev, &wpan_dev);
  1614		if (err)
  1615			return err;
  1616	
  1617		spin_lock_bh(&rdev->pan_lock);
  1618	
  1619		if (cb->args[2])
  1620			goto out;
  1621	
  1622		cb->seq = rdev->pan_generation;
  1623	
  1624		ieee802154_for_each_pan(pan, rdev) {
  1625			err = nl802154_send_pan_info(skb, cb, cb->nlh->nlmsg_seq,
  1626						     NLM_F_MULTI, rdev, wpan_dev, pan);
  1627			if (err < 0)
  1628				goto out_err;
  1629		}
  1630	
  1631		cb->args[2] = 1;
  1632	out:
  1633		err = skb->len;
  1634	out_err:
  1635		spin_unlock_bh(&rdev->pan_lock);
  1636	
> 1637		nl802154_finish_wpan_dev_dump(rdev);
  1638	
  1639		return err;
  1640	}
  1641	

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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/[email-masked]