[kkdwivedi:coroutine/base 3/3] net/core/filter.c:12481:28: error: '__udp4_lib_rcv' undeclared; did you mean '__udp4_lib_lookup'?

[kernel test robot <lkp@intel.com>]

tree:   https://github.com/kkdwivedi/linux coroutine/base
head:   3d1468dcf813bc71d425b7ce656a6877d98684e9
commit: 3d1468dcf813bc71d425b7ce656a6877d98684e9 [3/3] Basic Rx integration
config: x86_64-rhel-9.4-ltp (https://download.01.org/0day-ci/archive/20251215/202512150122.DIKOwK0K-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251215/202512150122.DIKOwK0K-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202512150122.DIKOwK0K-lkp@intel.com/

All errors (new ones prefixed by >>):

   net/core/filter.c: In function 'bpf_coro_udp_rcv':
>> net/core/filter.c:12481:28: error: '__udp4_lib_rcv' undeclared (first use in this function); did you mean '__udp4_lib_lookup'?
   12481 |         udp_rcv_func_ptr = __udp4_lib_rcv;
         |                            ^~~~~~~~~~~~~~
         |                            __udp4_lib_lookup
   net/core/filter.c:12481:28: note: each undeclared identifier is reported only once for each function it appears in
   net/core/filter.c: In function 'bpf_coro_icmp_rcv':
>> net/core/filter.c:12504:29: error: 'icmp_rcv' undeclared (first use in this function); did you mean 'ip_rcv'?
   12504 |         icmp_rcv_func_ptr = icmp_rcv;
         |                             ^~~~~~~~
         |                             ip_rcv


vim +12481 net/core/filter.c

 12466	
 12467	__bpf_kfunc int bpf_coro_udp_rcv(struct sk_buff *skb)
 12468	{
 12469		int result_code;
 12470		int (*udp_rcv_func_ptr)(struct sk_buff *);
 12471		struct sk_buff *skb_iter;
 12472		struct sk_buff *skb_dup;
 12473		skb_iter = skb;
 12474		if (!skb_iter) {
 12475			return -22;
 12476		}
 12477		skb_dup = skb_clone(skb_iter, GFP_ATOMIC);
 12478		if (!skb_dup) {
 12479			return -12;
 12480		}
 12481		udp_rcv_func_ptr = __udp4_lib_rcv;
 12482		if (!udp_rcv_func_ptr) {
 12483			kfree_skb(skb_dup);
 12484			return -2;
 12485		}
 12486		result_code = udp_rcv_func_ptr(skb_dup);
 12487		return result_code;
 12488	}
 12489	
 12490	__bpf_kfunc int bpf_coro_icmp_rcv(struct sk_buff *skb)
 12491	{
 12492		int result_code;
 12493		int (*icmp_rcv_func_ptr)(struct sk_buff *);
 12494		struct sk_buff *skb_iter;
 12495		struct sk_buff *skb_dup;
 12496		skb_iter = skb;
 12497		if (!skb_iter) {
 12498			return -22;
 12499		}
 12500		skb_dup = skb_clone(skb_iter, GFP_ATOMIC);
 12501		if (!skb_dup) {
 12502			return -12;
 12503		}
 12504		icmp_rcv_func_ptr = icmp_rcv;
 12505		if (!icmp_rcv_func_ptr) {
 12506			kfree_skb(skb_dup);
 12507			return -2;
 12508		}
 12509		result_code = icmp_rcv_func_ptr(skb_dup);
 12510		return result_code;
 12511	}
 12512	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki