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Subject[arnd-playground:compat-alloc-user-space-10 35/40] drivers/net/ethernet/intel/ice/ice_main.c:6567: warning: expecting prototype for ice_do_ioctl(). Prototype was for ice_eth_ioctl() instead
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git compat-alloc-user-space-10
head: 62f24dbc07a07cc9ed7b4c817d4c6e94bbc94b48
commit: d662de8f2059807144906f19d332121b3073b621 [35/40] dev_ioctl: split out ndo_eth_ioctl
config: x86_64-randconfig-a012-20210720 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 87039c048c0cbc3d8cbba86187269b006bf2f373)
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 x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git/commit/?id=d662de8f2059807144906f19d332121b3073b621
git remote add arnd-playground https://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git
git fetch --no-tags arnd-playground compat-alloc-user-space-10
git checkout d662de8f2059807144906f19d332121b3073b621
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/net/ethernet/intel/ice/

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

All warnings (new ones prefixed by >>):

>> drivers/net/ethernet/intel/ice/ice_main.c:6567: warning: expecting prototype for ice_do_ioctl(). Prototype was for ice_eth_ioctl() instead

Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for PHY_SPARX5_SERDES
Depends on (ARCH_SPARX5 || COMPILE_TEST && OF && HAS_IOMEM
Selected by
- SPARX5_SWITCH && NETDEVICES && ETHERNET && NET_VENDOR_MICROCHIP && NET_SWITCHDEV && HAS_IOMEM && OF


vim +6567 drivers/net/ethernet/intel/ice/ice_main.c

e94d4478669357 Anirudh Venkataramanan 2018-03-20 6559
77a781155a6590 Jacob Keller 2021-06-09 6560 /**
77a781155a6590 Jacob Keller 2021-06-09 6561 * ice_do_ioctl - Access the hwtstamp interface
77a781155a6590 Jacob Keller 2021-06-09 6562 * @netdev: network interface device structure
77a781155a6590 Jacob Keller 2021-06-09 6563 * @ifr: interface request data
77a781155a6590 Jacob Keller 2021-06-09 6564 * @cmd: ioctl command
77a781155a6590 Jacob Keller 2021-06-09 6565 */
d662de8f205980 Arnd Bergmann 2020-11-06 6566 static int ice_eth_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
77a781155a6590 Jacob Keller 2021-06-09 @6567 {
77a781155a6590 Jacob Keller 2021-06-09 6568 struct ice_netdev_priv *np = netdev_priv(netdev);
77a781155a6590 Jacob Keller 2021-06-09 6569 struct ice_pf *pf = np->vsi->back;
77a781155a6590 Jacob Keller 2021-06-09 6570
77a781155a6590 Jacob Keller 2021-06-09 6571 switch (cmd) {
77a781155a6590 Jacob Keller 2021-06-09 6572 case SIOCGHWTSTAMP:
77a781155a6590 Jacob Keller 2021-06-09 6573 return ice_ptp_get_ts_config(pf, ifr);
77a781155a6590 Jacob Keller 2021-06-09 6574 case SIOCSHWTSTAMP:
77a781155a6590 Jacob Keller 2021-06-09 6575 return ice_ptp_set_ts_config(pf, ifr);
77a781155a6590 Jacob Keller 2021-06-09 6576 default:
77a781155a6590 Jacob Keller 2021-06-09 6577 return -EOPNOTSUPP;
77a781155a6590 Jacob Keller 2021-06-09 6578 }
77a781155a6590 Jacob Keller 2021-06-09 6579 }
77a781155a6590 Jacob Keller 2021-06-09 6580

:::::: The code at line 6567 was first introduced by commit
:::::: 77a781155a659053f3b7e81a0ab115d27ff151cd ice: enable receive hardware timestamping

:::::: TO: Jacob Keller <jacob.e.keller@intel.com>
:::::: CC: Tony Nguyen <anthony.l.nguyen@intel.com>

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