linux-kernel - [jpirko-mlxsw:jiri_devel_linecards 80/94] drivers/net/netdevsim/dev.c:638:14: error: too many arguments to function call, expected 3, have 4

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Date:   Wed, 20 Apr 2022 17:16:15 +0800
From:   kernel test robot <lkp@...el.com>
To:     Jiri Pirko <jiri@...dia.com>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org
Subject: [jpirko-mlxsw:jiri_devel_linecards 80/94]
 drivers/net/netdevsim/dev.c:638:14: error: too many arguments to function
 call, expected 3, have 4

tree:   https://github.com/jpirko/linux_mlxsw jiri_devel_linecards
head:   653975cafc05a2ffc68d2cbd1c5a328c67ce7142
commit: 78c43bf2e1044e9eb1a92a976723f2ecb9e60688 [80/94] netdevsim: allow port objects to be linked with line cards
config: x86_64-randconfig-a005 (https://download.01.org/0day-ci/archive/20220420/202204201647.Q31yEinv-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project bac6cd5bf85669e3376610cfc4c4f9ca015e7b9b)
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://github.com/jpirko/linux_mlxsw/commit/78c43bf2e1044e9eb1a92a976723f2ecb9e60688
        git remote add jpirko-mlxsw https://github.com/jpirko/linux_mlxsw
        git fetch --no-tags jpirko-mlxsw jiri_devel_linecards
        git checkout 78c43bf2e1044e9eb1a92a976723f2ecb9e60688
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/net/

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 >>):

>> drivers/net/netdevsim/dev.c:638:14: error: too many arguments to function call, expected 3, have 4
                                             NULL, i);
                                                   ^
   drivers/net/netdevsim/dev.c:612:1: note: '__nsim_dev_port_add' declared here
   __nsim_dev_port_add(struct nsim_dev *nsim_dev, enum nsim_dev_port_type type,
   ^
>> drivers/net/netdevsim/dev.c:651:39: error: too many arguments to function call, expected single argument 'nsim_dev_port', have 3 arguments
                           __nsim_dev_port_del(nsim_dev_port, NULL, i);
                           ~~~~~~~~~~~~~~~~~~~                ^~~~~~~
   include/linux/stddef.h:8:14: note: expanded from macro 'NULL'
   #define NULL ((void *)0)
                ^
   drivers/net/netdevsim/dev.c:614:13: note: '__nsim_dev_port_del' declared here
   static void __nsim_dev_port_del(struct nsim_dev_port *nsim_dev_port);
               ^
   drivers/net/netdevsim/dev.c:1393:12: error: conflicting types for '__nsim_dev_port_add'
   static int __nsim_dev_port_add(struct nsim_dev *nsim_dev, enum nsim_dev_port_type type,
              ^
   drivers/net/netdevsim/dev.c:612:1: note: previous declaration is here
   __nsim_dev_port_add(struct nsim_dev *nsim_dev, enum nsim_dev_port_type type,
   ^
   drivers/net/netdevsim/dev.c:1503:14: error: too many arguments to function call, expected 3, have 4
                                             NULL, i);
                                                   ^
   drivers/net/netdevsim/dev.c:612:1: note: '__nsim_dev_port_add' declared here
   __nsim_dev_port_add(struct nsim_dev *nsim_dev, enum nsim_dev_port_type type,
   ^
   drivers/net/netdevsim/dev.c:1839:27: error: too many arguments to function call, expected 3, have 4
                                             nsim_dev_linecard, port_index);
                                                                ^~~~~~~~~~
   drivers/net/netdevsim/dev.c:612:1: note: '__nsim_dev_port_add' declared here
   __nsim_dev_port_add(struct nsim_dev *nsim_dev, enum nsim_dev_port_type type,
   ^
   5 errors generated.


vim +638 drivers/net/netdevsim/dev.c

   629	
   630	static int nsim_esw_switchdev_enable(struct nsim_dev *nsim_dev,
   631					     struct netlink_ext_ack *extack)
   632	{
   633		struct nsim_dev_port *nsim_dev_port, *tmp;
   634		int i, err;
   635	
   636		for (i = 0; i < nsim_dev_get_vfs(nsim_dev); i++) {
   637			err = __nsim_dev_port_add(nsim_dev, NSIM_DEV_PORT_TYPE_VF,
 > 638						  NULL, i);
   639			if (err) {
   640				NL_SET_ERR_MSG_MOD(extack, "Failed to initialize VFs' netdevsim ports");
   641				pr_err("Failed to initialize VF id=%d. %d.\n", i, err);
   642				goto err_port_add_vfs;
   643			}
   644		}
   645		nsim_dev->esw_mode = DEVLINK_ESWITCH_MODE_SWITCHDEV;
   646		return 0;
   647	
   648	err_port_add_vfs:
   649		list_for_each_entry_safe(nsim_dev_port, tmp, &nsim_dev->port_list, list)
   650			if (nsim_dev_port_is_vf(nsim_dev_port))
 > 651				__nsim_dev_port_del(nsim_dev_port, NULL, i);
   652		return err;
   653	}
   654	

-- 
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https://01.org/lkp