netdev - Re: [PATCH net-next 1/2] net: diag: slightly refactor the inet_diag_bc

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Date:   Wed, 24 Aug 2016 02:49:56 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Lorenzo Colitti <lorenzo@...gle.com>
Cc:     kbuild-all@...org, netdev@...r.kernel.org, eric.dumazet@...il.com,
        dsa@...ulusnetworks.com, davem@...emloft.net,
        Lorenzo Colitti <lorenzo@...gle.com>
Subject: Re: [PATCH net-next 1/2] net: diag: slightly refactor the
 inet_diag_bc_audit error checks.

Hi Lorenzo,

[auto build test ERROR on net-next/master]

url:    https://github.com/0day-ci/linux/commits/Lorenzo-Colitti/net-diag-slightly-refactor-the-inet_diag_bc_audit-error-checks/20160824-020848
config: x86_64-randconfig-x015-201634 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

Note: the linux-review/Lorenzo-Colitti/net-diag-slightly-refactor-the-inet_diag_bc_audit-error-checks/20160824-020848 HEAD a2280f98a90602586a70251ad6f794ebe70f687a builds fine.
      It only hurts bisectibility.

All errors (new ones prefixed by >>):

   net/ipv4/inet_diag.c: In function 'valid_markcond':
>> net/ipv4/inet_diag.c:712:21: error: invalid application of 'sizeof' to incomplete type 'struct inet_diag_markcond'
     *min_len += sizeof(struct inet_diag_markcond);
                        ^~~~~~
   At top level:
   net/ipv4/inet_diag.c:709:13: warning: 'valid_markcond' defined but not used [-Wunused-function]
    static bool valid_markcond(const struct inet_diag_bc_op *op, int len,
                ^~~~~~~~~~~~~~

vim +712 net/ipv4/inet_diag.c

   706		return true;
   707	}
   708	
   709	static bool valid_markcond(const struct inet_diag_bc_op *op, int len,
   710				   int *min_len)
   711	{
 > 712		*min_len += sizeof(struct inet_diag_markcond);
   713		return len >= *min_len;
   714	}
   715	

---
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Download attachment ".config.gz" of type "application/octet-stream" (31132 bytes)