Hi Lino,

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

url:    
https://github.com/0day-ci/linux/commits/Lino-Sanfilippo/net-ethernet-slicoss-add-slicoss-gigabit-ethernet-driver/20161125-190558
config: sparc64-allmodconfig (attached as .config)
compiler: sparc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget 
https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross
 -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=sparc64 

All errors (new ones prefixed by >>):

   drivers/staging/slicoss/slicoss.c: In function 'slic_cmdq_addcmdpage':
>> drivers/staging/slicoss/slicoss.c:1258:14: error: implicit declaration of 
>> function 'virt_to_bus' [-Werror=implicit-function-declaration]
     phys_addr = virt_to_bus((void *)page);
                 ^~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/virt_to_bus +1258 drivers/staging/slicoss/slicoss.c

4d6ea9c3 Denis Kirjanov     2010-07-10  1242    struct slic_hostcmd *cmd;
4d6ea9c3 Denis Kirjanov     2010-07-10  1243    struct slic_hostcmd *prev;
4d6ea9c3 Denis Kirjanov     2010-07-10  1244    struct slic_hostcmd *tail;
4d6ea9c3 Denis Kirjanov     2010-07-10  1245    struct slic_cmdqueue *cmdq;
4d6ea9c3 Denis Kirjanov     2010-07-10  1246    int cmdcnt;
4d6ea9c3 Denis Kirjanov     2010-07-10  1247    void *cmdaddr;
4d6ea9c3 Denis Kirjanov     2010-07-10  1248    ulong phys_addr;
4d6ea9c3 Denis Kirjanov     2010-07-10  1249    u32 phys_addrl;
4d6ea9c3 Denis Kirjanov     2010-07-10  1250    u32 phys_addrh;
4d6ea9c3 Denis Kirjanov     2010-07-10  1251    struct slic_handle 
*pslic_handle;
eafe6002 David Matlack      2015-05-11  1252    unsigned long flags;
4d6f6af8 Greg Kroah-Hartman 2008-03-19  1253  
4d6ea9c3 Denis Kirjanov     2010-07-10  1254    cmdaddr = page;
dd146d21 Shraddha Barke     2015-10-15  1255    cmd = cmdaddr;
4d6ea9c3 Denis Kirjanov     2010-07-10  1256    cmdcnt = 0;
4d6f6af8 Greg Kroah-Hartman 2008-03-19  1257  
4d6ea9c3 Denis Kirjanov     2010-07-10 @1258    phys_addr = virt_to_bus((void 
*)page);
4d6ea9c3 Denis Kirjanov     2010-07-10  1259    phys_addrl = 
SLIC_GET_ADDR_LOW(phys_addr);
4d6ea9c3 Denis Kirjanov     2010-07-10  1260    phys_addrh = 
SLIC_GET_ADDR_HIGH(phys_addr);
4d6f6af8 Greg Kroah-Hartman 2008-03-19  1261  
4d6ea9c3 Denis Kirjanov     2010-07-10  1262    prev = NULL;
4d6ea9c3 Denis Kirjanov     2010-07-10  1263    tail = cmd;
4d6ea9c3 Denis Kirjanov     2010-07-10  1264    while ((cmdcnt < 
SLIC_CMDQ_CMDSINPAGE) &&
4d6ea9c3 Denis Kirjanov     2010-07-10  1265           (adapter->slic_handle_ix 
< 256)) {
4d6ea9c3 Denis Kirjanov     2010-07-10  1266            /* Allocate and 
initialize a SLIC_HANDLE for this command */

:::::: The code at line 1258 was first introduced by commit
:::::: 4d6ea9c3223da8d8dc91b369087fa40cc53edd36 Staging: slicoss: kill 
functions prototypes and reorder functions

:::::: TO: Denis Kirjanov <dkirja...@hera.kernel.org>
:::::: CC: Greg Kroah-Hartman <gre...@suse.de>

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

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