[ti:ti-linux-5.10.y 6282/6309] include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'

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

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tree:   git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git ti-linux-5.10.y
head:   31b50abb3ee1c8f78cb2d61c6fbbf074c7f5d99f
commit: e355bf097bb11257afeadf6665e51f224eeb93a7 [6282/6309] net: packet: Pass on redundant net info in packet_recvmsg
config: mips-randconfig-r016-20210711 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 8d69635ed9ecf36fd0ca85906bfde17949671cbe)
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 mips cross compiling tool for clang build
        # apt-get install binutils-mips-linux-gnu
        git remote add ti git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git
        git fetch --no-tags ti ti-linux-5.10.y
        git checkout e355bf097bb11257afeadf6665e51f224eeb93a7
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=mips SHELL=/bin/bash kernel/ net/

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

All errors (new ones prefixed by >>):

   In file included from kernel/sysctl.c:54:
   In file included from include/linux/nfs_fs.h:32:
   In file included from include/linux/sunrpc/clnt.h:28:
   In file included from include/net/ipv6.h:12:
   In file included from include/linux/ipv6.h:87:
   In file included from include/linux/tcp.h:19:
>> include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
                   put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
                                             ^
   1 error generated.
--
   In file included from kernel/audit.c:53:
>> include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
                   put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
                                             ^
   kernel/audit.c:1778:14: warning: no previous prototype for function 'audit_serial' [-Wmissing-prototypes]
   unsigned int audit_serial(void)
                ^
   kernel/audit.c:1778:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   unsigned int audit_serial(void)
   ^
   static 
   1 warning and 1 error generated.
--
   In file included from net/bpf/test_run.c:10:
   In file included from include/net/bpf_sk_storage.h:12:
>> include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
                   put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
                                             ^
   net/bpf/test_run.c:121:14: warning: no previous prototype for function 'bpf_fentry_test1' [-Wmissing-prototypes]
   int noinline bpf_fentry_test1(int a)
                ^
   net/bpf/test_run.c:121:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int noinline bpf_fentry_test1(int a)
   ^
   static 
   net/bpf/test_run.c:126:14: warning: no previous prototype for function 'bpf_fentry_test2' [-Wmissing-prototypes]
   int noinline bpf_fentry_test2(int a, u64 b)
                ^
   net/bpf/test_run.c:126:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int noinline bpf_fentry_test2(int a, u64 b)
   ^
   static 
   net/bpf/test_run.c:131:14: warning: no previous prototype for function 'bpf_fentry_test3' [-Wmissing-prototypes]
   int noinline bpf_fentry_test3(char a, int b, u64 c)
                ^
   net/bpf/test_run.c:131:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int noinline bpf_fentry_test3(char a, int b, u64 c)
   ^
   static 
   net/bpf/test_run.c:136:14: warning: no previous prototype for function 'bpf_fentry_test4' [-Wmissing-prototypes]
   int noinline bpf_fentry_test4(void *a, char b, int c, u64 d)
                ^
   net/bpf/test_run.c:136:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int noinline bpf_fentry_test4(void *a, char b, int c, u64 d)
   ^
   static 
   net/bpf/test_run.c:141:14: warning: no previous prototype for function 'bpf_fentry_test5' [-Wmissing-prototypes]
   int noinline bpf_fentry_test5(u64 a, void *b, short c, int d, u64 e)
                ^
   net/bpf/test_run.c:141:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int noinline bpf_fentry_test5(u64 a, void *b, short c, int d, u64 e)
   ^
   static 
   net/bpf/test_run.c:146:14: warning: no previous prototype for function 'bpf_fentry_test6' [-Wmissing-prototypes]
   int noinline bpf_fentry_test6(u64 a, void *b, short c, int d, void *e, u64 f)
                ^
   net/bpf/test_run.c:146:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int noinline bpf_fentry_test6(u64 a, void *b, short c, int d, void *e, u64 f)
   ^
   static 
   net/bpf/test_run.c:155:14: warning: no previous prototype for function 'bpf_fentry_test7' [-Wmissing-prototypes]
   int noinline bpf_fentry_test7(struct bpf_fentry_test_t *arg)
                ^
   net/bpf/test_run.c:155:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int noinline bpf_fentry_test7(struct bpf_fentry_test_t *arg)
   ^
   static 
   net/bpf/test_run.c:160:14: warning: no previous prototype for function 'bpf_fentry_test8' [-Wmissing-prototypes]
   int noinline bpf_fentry_test8(struct bpf_fentry_test_t *arg)
                ^
   net/bpf/test_run.c:160:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int noinline bpf_fentry_test8(struct bpf_fentry_test_t *arg)
   ^
   static 
   net/bpf/test_run.c:165:14: warning: no previous prototype for function 'bpf_modify_return_test' [-Wmissing-prototypes]
   int noinline bpf_modify_return_test(int a, int *b)
                ^
   net/bpf/test_run.c:165:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int noinline bpf_modify_return_test(int a, int *b)
   ^
   static 
   9 warnings and 1 error generated.
--
   In file included from net/ipv4/route.c:83:
   In file included from include/linux/mroute.h:10:
   In file included from include/linux/mroute_base.h:8:
>> include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
                   put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
                                             ^
   net/ipv4/route.c:885:6: warning: variable 'log_martians' set but not used [-Wunused-but-set-variable]
           int log_martians;
               ^
   1 warning and 1 error generated.
--
   In file included from net/ipv4/ah4.c:9:
   In file included from include/net/ip.h:28:
   In file included from include/net/inet_sock.h:22:
>> include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
                   put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
                                             ^
   net/ipv4/ah4.c:512:4: warning: format specifies type 'unsigned short' but the argument has type 'int' [-Wformat]
                           aalg_desc->uinfo.auth.icv_fullbits / 8);
                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/printk.h:373:34: note: expanded from macro 'pr_info'
           printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
                                   ~~~     ^~~~~~~~~~~
   1 warning and 1 error generated.
--
   In file included from net/ipv4/esp4.c:8:
   In file included from include/net/ip.h:28:
   In file included from include/net/inet_sock.h:22:
>> include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
                   put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
                                             ^
   net/ipv4/esp4.c:1117:5: warning: format specifies type 'unsigned short' but the argument has type 'int' [-Wformat]
                                   aalg_desc->uinfo.auth.icv_fullbits / 8);
                                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/printk.h:373:34: note: expanded from macro 'pr_info'
           printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
                                   ~~~     ^~~~~~~~~~~
   1 warning and 1 error generated.
--
   In file included from net/rxrpc/rxkad.c:14:
   In file included from include/linux/udp.h:16:
   In file included from include/net/inet_sock.h:22:
>> include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
                   put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
                                             ^
   net/rxrpc/rxkad.c:344:33: warning: format specifies type 'unsigned short' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
           _leave(" = %d [set %hx]", ret, y);
                              ~~~         ^
                              %x
   net/rxrpc/ar-internal.h:1172:63: note: expanded from macro '_leave'
   #define _leave(FMT,...) no_printk("<== %s()"FMT"",__func__ ,##__VA_ARGS__)
                                               ~~~               ^~~~~~~~~~~
   include/linux/printk.h:140:17: note: expanded from macro 'no_printk'
                   printk(fmt, ##__VA_ARGS__);             \
                          ~~~    ^~~~~~~~~~~
   1 warning and 1 error generated.
--
   In file included from net/l2tp/l2tp_debugfs.c:18:
>> include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
                   put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
                                             ^
   net/l2tp/l2tp_debugfs.c:189:40: warning: format specifies type 'unsigned short' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
                   seq_printf(m, "   nr %hu, ns %hu\n", session->nr, session->ns);
                                        ~~~             ^~~~~~~~~~~
                                        %u
   net/l2tp/l2tp_debugfs.c:189:53: warning: format specifies type 'unsigned short' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
                   seq_printf(m, "   nr %hu, ns %hu\n", session->nr, session->ns);
                                                ~~~                  ^~~~~~~~~~~
                                                %u
   net/l2tp/l2tp_debugfs.c:198:32: warning: format specifies type 'unsigned short' but the argument has type 'int' [-Wformat]
                      session->l2specific_type, l2tp_get_l2specific_len(session));
                                                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   net/l2tp/l2tp_debugfs.c:221:6: warning: format specifies type 'unsigned short' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
                      session->nr, session->ns,
                      ^~~~~~~~~~~
   net/l2tp/l2tp_debugfs.c:221:19: warning: format specifies type 'unsigned short' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
                      session->nr, session->ns,
                                   ^~~~~~~~~~~
   5 warnings and 1 error generated.
--
   In file included from net/l2tp/l2tp_core.c:40:
   In file included from include/linux/udp.h:16:
   In file included from include/net/inet_sock.h:22:
>> include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
                   put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
                                             ^
   In file included from net/l2tp/l2tp_core.c:67:
   In file included from net/l2tp/trace.h:211:
   include/trace/define_trace.h:95:10: fatal error: './trace.h' file not found
   #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/trace/define_trace.h:90:32: note: expanded from macro 'TRACE_INCLUDE'
   # define TRACE_INCLUDE(system) __TRACE_INCLUDE(system)
                                  ^~~~~~~~~~~~~~~~~~~~~~~
   include/trace/define_trace.h:87:34: note: expanded from macro '__TRACE_INCLUDE'
   # define __TRACE_INCLUDE(system) __stringify(TRACE_INCLUDE_PATH/system.h)
                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/stringify.h:10:27: note: expanded from macro '__stringify'
   #define __stringify(x...)       __stringify_1(x)
                                   ^~~~~~~~~~~~~~~~
   include/linux/stringify.h:9:29: note: expanded from macro '__stringify_1'
   #define __stringify_1(x...)     #x
                                   ^~
   <scratch space>:85:1: note: expanded from here
   "./trace.h"
   ^~~~~~~~~~~
   2 errors generated.


vim +/SCM_REDUNDANT +2523 include/net/sock.h

  2514	
  2515	DECLARE_STATIC_KEY_FALSE(tcp_rx_skb_cache_key);
  2516	static inline void sock_recv_redundant_info(struct msghdr *msg, struct sock *sk,
  2517						    struct sk_buff *skb)
  2518	{
  2519		struct skb_redundant_info *sred;
  2520	
  2521		sred = skb_redinfo(skb);
  2522		if (sred->lsdu_size)
> 2523			put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
  2524	}
  2525	

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

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