[martineau:kbuild-mptcp 42/43] include/net/mptcp.h:83:28: warning: 'struct seq_file' declared inside parameter list

[martineau:kbuild-mptcp 42/43] include/net/mptcp.h:83:28: warning: 'struct seq_file' declared inside parameter list

[kbuild test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/martineau/linux.git kbuild-mptcp
head:   8b1cc9d592fecb677b735f3b31970cf245cce4da
commit: b1b9aefa15ee39750dd3d573bc23dc73efec0c3c [42/43] mptcp: add MIB counter infrastructure
config: x86_64-randconfig-s1-201939 (attached as .config)
compiler: gcc-5 (Ubuntu 5.5.0-12ubuntu1) 5.5.0 20171010
reproduce:
        git checkout b1b9aefa15ee39750dd3d573bc23dc73efec0c3c
        # save the attached .config to linux build tree
        make ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

     u8 join_id;
     ^
   include/net/mptcp.h:38:2: error: unknown type name 'u8'
     u8 backup;
     ^
   include/net/mptcp.h:39:2: error: unknown type name 'u32'
     u32 nonce;
     ^
   include/net/mptcp.h:40:2: error: unknown type name 'u64'
     u64 thmac;
     ^
   include/net/mptcp.h:41:2: error: unknown type name 'u32'
     u32 token;
     ^
   include/net/mptcp.h:42:2: error: unknown type name 'u8'
     u8 hmac[20];
     ^
   include/net/mptcp.h:51:15: error: unknown type name 'bool'
    static inline bool sk_is_mptcp(const struct sock *sk)
                  ^
   include/net/mptcp.h:51:45: warning: 'struct sock' declared inside parameter list
    static inline bool sk_is_mptcp(const struct sock *sk)
                                                ^
   include/net/mptcp.h:51:45: warning: its scope is only this definition or declaration, which is probably not what you want
   include/net/mptcp.h: In function 'sk_is_mptcp':
   include/net/mptcp.h:53:9: error: implicit declaration of function 'tcp_sk' [-Werror=implicit-function-declaration]
     return tcp_sk(sk)->is_mptcp;
            ^
   include/net/mptcp.h:53:19: error: invalid type argument of '->' (have 'int')
     return tcp_sk(sk)->is_mptcp;
                      ^
   include/net/mptcp.h: At top level:
   include/net/mptcp.h:56:15: error: unknown type name 'bool'
    static inline bool rsk_is_mptcp(const struct request_sock *req)
                  ^
   include/net/mptcp.h:56:46: warning: 'struct request_sock' declared inside parameter list
    static inline bool rsk_is_mptcp(const struct request_sock *req)
                                                 ^
   include/net/mptcp.h: In function 'rsk_is_mptcp':
   include/net/mptcp.h:58:9: error: implicit declaration of function 'tcp_rsk' [-Werror=implicit-function-declaration]
     return tcp_rsk(req)->is_mptcp;
            ^
   include/net/mptcp.h:58:21: error: invalid type argument of '->' (have 'int')
     return tcp_rsk(req)->is_mptcp;
                        ^
   include/net/mptcp.h: At top level:
   include/net/mptcp.h:62:11: warning: 'struct tcp_options_received' declared inside parameter list
       struct tcp_options_received *opt_rx);
              ^
   include/net/mptcp.h:63:1: error: unknown type name 'bool'
    bool mptcp_syn_options(struct sock *sk, unsigned int *size,
    ^
   include/net/mptcp.h:64:17: warning: 'struct sock' declared inside parameter list
             struct mptcp_out_options *opts);
                    ^
   include/net/mptcp.h:65:31: warning: 'struct sock' declared inside parameter list
    void mptcp_rcv_synsent(struct sock *sk);
                                  ^
   include/net/mptcp.h:66:1: error: unknown type name 'bool'
    bool mptcp_synack_options(const struct request_sock *req, unsigned int *size,
    ^
   include/net/mptcp.h:67:13: warning: 'struct request_sock' declared inside parameter list
         struct mptcp_out_options *opts);
                ^
   include/net/mptcp.h:68:1: error: unknown type name 'bool'
    bool mptcp_established_options(struct sock *sk, struct sk_buff *skb,
    ^
   include/net/mptcp.h:70:18: warning: 'struct sk_buff' declared inside parameter list
              struct mptcp_out_options *opts);
                     ^
   include/net/mptcp.h:70:18: warning: 'struct sock' declared inside parameter list
   include/net/mptcp.h:72:15: warning: 'struct tcp_options_received' declared inside parameter list
           struct tcp_options_received *opt_rx);
                  ^
   include/net/mptcp.h:72:15: warning: 'struct sk_buff' declared inside parameter list
   include/net/mptcp.h:72:15: warning: 'struct sock' declared inside parameter list
   include/net/mptcp.h:74:15: error: unknown type name 'bool'
    static inline bool mptcp_skb_ext_exist(const struct sk_buff *skb)
                  ^
   include/net/mptcp.h:74:53: warning: 'struct sk_buff' declared inside parameter list
    static inline bool mptcp_skb_ext_exist(const struct sk_buff *skb)
                                                        ^
   include/net/mptcp.h: In function 'mptcp_skb_ext_exist':
   include/net/mptcp.h:76:9: error: implicit declaration of function 'skb_ext_exist' [-Werror=implicit-function-declaration]
     return skb_ext_exist(skb, SKB_EXT_MPTCP);
            ^
   include/net/mptcp.h:76:28: error: 'SKB_EXT_MPTCP' undeclared (first use in this function)
     return skb_ext_exist(skb, SKB_EXT_MPTCP);
                               ^
   include/net/mptcp.h:76:28: note: each undeclared identifier is reported only once for each function it appears in
   include/net/mptcp.h: At top level:
   include/net/mptcp.h:79:26: error: unknown type name '__be32'
    void mptcp_write_options(__be32 *ptr, struct mptcp_out_options *opts);
                             ^
   include/net/mptcp.h:81:1: error: unknown type name 'bool'
    bool mptcp_sk_is_subflow(const struct sock *sk);
    ^
   include/net/mptcp.h:81:39: warning: 'struct sock' declared inside parameter list
    bool mptcp_sk_is_subflow(const struct sock *sk);
                                          ^
>> include/net/mptcp.h:83:28: warning: 'struct seq_file' declared inside parameter list
    void mptcp_seq_show(struct seq_file *seq);
                               ^
   cc1: some warnings being treated as errors

vim +83 include/net/mptcp.h

    78	
  > 79	void mptcp_write_options(__be32 *ptr, struct mptcp_out_options *opts);
    80	
    81	bool mptcp_sk_is_subflow(const struct sock *sk);
    82	
  > 83	void mptcp_seq_show(struct seq_file *seq);
    84	#else
    85	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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