Hi Arnd,

kernel test robot noticed the following build warnings:

[auto build test WARNING on next-20231009]
[cannot apply to linus/master v6.6-rc5 v6.6-rc4 v6.6-rc3 v6.6-rc5]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Arnd-Bergmann/ieee802154-avoid-deprecated-ndo_do_ioctl-callback/20231009-222305
base:   next-20231009
patch link:    https://lore.kernel.org/r/20231009141908.1767241-1-arnd%40kernel.org
patch subject: [PATCH 01/10] appletalk: remove localtalk and ppp support
config: x86_64-randconfig-002-20231011 (https://download.01.org/0day-ci/archive/20231011/202310111736.4mh6Cf5C-lkp@intel.com/config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231011/202310111736.4mh6Cf5C-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot [off-list ref]
| Closes: https://lore.kernel.org/oe-kbuild-all/202310111736.4mh6Cf5C-lkp@intel.com/ (local)

All warnings (new ones prefixed by >>):

   drivers/net/appletalk/ipddp.c: In function 'ipddp_create':
   drivers/net/appletalk/ipddp.c:207:24: error: implicit declaration of function 'atrtr_get_dev'; did you mean 'to_net_dev'? [-Werror=implicit-function-declaration]
            if ((rt->dev = atrtr_get_dev(&rt->at)) == NULL) {
                           ^~~~~~~~~~~~~
                           to_net_dev

quoted

drivers/net/appletalk/ipddp.c:207:22: warning: assignment makes pointer from integer without a cast [-Wint-conversion]

            if ((rt->dev = atrtr_get_dev(&rt->at)) == NULL) {
                         ^
   cc1: some warnings being treated as errors


vim +207 drivers/net/appletalk/ipddp.c

^1da177e4c3f41 Linus Torvalds   2005-04-16  192  
^1da177e4c3f41 Linus Torvalds   2005-04-16  193  /*
^1da177e4c3f41 Linus Torvalds   2005-04-16  194   * Create a routing entry. We first verify that the
^1da177e4c3f41 Linus Torvalds   2005-04-16  195   * record does not already exist. If it does we return -EEXIST
^1da177e4c3f41 Linus Torvalds   2005-04-16  196   */
^1da177e4c3f41 Linus Torvalds   2005-04-16  197  static int ipddp_create(struct ipddp_route *new_rt)
^1da177e4c3f41 Linus Torvalds   2005-04-16  198  {
ce7e40c432ba84 Vlad Tsyrklevich 2017-01-09  199          struct ipddp_route *rt = kzalloc(sizeof(*rt), GFP_KERNEL);
^1da177e4c3f41 Linus Torvalds   2005-04-16  200  
^1da177e4c3f41 Linus Torvalds   2005-04-16  201          if (rt == NULL)
^1da177e4c3f41 Linus Torvalds   2005-04-16  202                  return -ENOMEM;
^1da177e4c3f41 Linus Torvalds   2005-04-16  203  
^1da177e4c3f41 Linus Torvalds   2005-04-16  204          rt->ip = new_rt->ip;
^1da177e4c3f41 Linus Torvalds   2005-04-16  205          rt->at = new_rt->at;
^1da177e4c3f41 Linus Torvalds   2005-04-16  206          rt->next = NULL;
^1da177e4c3f41 Linus Torvalds   2005-04-16 @207          if ((rt->dev = atrtr_get_dev(&rt->at)) == NULL) {
^1da177e4c3f41 Linus Torvalds   2005-04-16  208  		kfree(rt);
^1da177e4c3f41 Linus Torvalds   2005-04-16  209                  return -ENETUNREACH;
^1da177e4c3f41 Linus Torvalds   2005-04-16  210          }
^1da177e4c3f41 Linus Torvalds   2005-04-16  211  
5615968a708451 David S. Miller  2009-05-27  212  	spin_lock_bh(&ipddp_route_lock);
5615968a708451 David S. Miller  2009-05-27  213  	if (__ipddp_find_route(rt)) {
5615968a708451 David S. Miller  2009-05-27  214  		spin_unlock_bh(&ipddp_route_lock);
^1da177e4c3f41 Linus Torvalds   2005-04-16  215  		kfree(rt);
^1da177e4c3f41 Linus Torvalds   2005-04-16  216  		return -EEXIST;
^1da177e4c3f41 Linus Torvalds   2005-04-16  217  	}
^1da177e4c3f41 Linus Torvalds   2005-04-16  218  
^1da177e4c3f41 Linus Torvalds   2005-04-16  219          rt->next = ipddp_route_list;
^1da177e4c3f41 Linus Torvalds   2005-04-16  220          ipddp_route_list = rt;
^1da177e4c3f41 Linus Torvalds   2005-04-16  221  
5615968a708451 David S. Miller  2009-05-27  222  	spin_unlock_bh(&ipddp_route_lock);
5615968a708451 David S. Miller  2009-05-27  223  
^1da177e4c3f41 Linus Torvalds   2005-04-16  224          return 0;
^1da177e4c3f41 Linus Torvalds   2005-04-16  225  }
^1da177e4c3f41 Linus Torvalds   2005-04-16  226  

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