[morimoto:sound-cleanup-2026-06-16 326/326] sound/soc/soc-card.c:1337:14: error: 'card_driver' undeclared

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

tree:   https://github.com/morimoto/linux sound-cleanup-2026-06-16
head:   5ce50ac7d0a59c6fb15e1baa7e6824ac096fe092
commit: bcca3afbe4030eb595d239674303afc5fd051920 [326/326] ASoC: soc-card.h: remove compatible definition
config: sh-allyesconfig (https://download.01.org/0day-ci/archive/20260618/202606180809.rvSJ22YV-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 16.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260618/202606180809.rvSJ22YV-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/202606180809.rvSJ22YV-lkp@intel.com/

All errors (new ones prefixed by >>):

   sound/soc/soc-card.c:42:6: warning: no previous prototype for 'snd_soc_card_attach_priv' [-Wmissing-prototypes]
      42 | void snd_soc_card_attach_priv(struct snd_soc_card *card, void *data)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~
   sound/soc/soc-card.c: In function 'snd_soc_card_remove':
   sound/soc/soc-card.c:886:27: error: 'struct snd_soc_card_driver' has no member named 'probed'; did you mean 'probe'?
     886 |         if (card->driver->probed &&
         |                           ^~~~~~
         |                           probe
   sound/soc/soc-card.c: In function 'snd_soc_card_register3':
>> sound/soc/soc-card.c:1337:14: error: 'card_driver' undeclared (first use in this function)
    1337 |         if (!card_driver->name)
         |              ^~~~~~~~~~~
   sound/soc/soc-card.c:1337:14: note: each undeclared identifier is reported only once for each function it appears in
>> sound/soc/soc-card.c:1351:24: error: returning 'int' from a function with return type 'struct snd_soc_card *' makes pointer from integer without a cast [-Wint-conversion]
    1351 |                 return -ENOMEM;
         |                        ^
--
   sound/soc/codecs/cs35l56-test.c: In function 'cs35l56_test_system_name_from_ssid':
>> sound/soc/codecs/cs35l56-test.c:84:9: error: implicit declaration of function 'snd_soc_card_set_pci_ssid'; did you mean 'snd_soc_card_driver_set_pci_ssid'? [-Wimplicit-function-declaration]
      84 |         snd_soc_card_set_pci_ssid(card, 0x12b4, 0xa7c8);
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~
         |         snd_soc_card_driver_set_pci_ssid
   sound/soc/codecs/cs35l56-test.c: In function 'cs35l56_test_case_init_common':
   sound/soc/codecs/cs35l56-test.c:558:30: error: implicit declaration of function 'snd_soc_component_alloc'; did you mean 'snd_soc_component_close'? [-Wimplicit-function-declaration]
     558 |         cs35l56->component = snd_soc_component_alloc(cs35l56->base.dev, &component_driver,
         |                              ^~~~~~~~~~~~~~~~~~~~~~~
         |                              snd_soc_component_close
   sound/soc/codecs/cs35l56-test.c:558:28: error: assignment to 'struct snd_soc_component *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     558 |         cs35l56->component = snd_soc_component_alloc(cs35l56->base.dev, &component_driver,
         |                            ^


vim +/card_driver +1337 sound/soc/soc-card.c

  1331	
  1332	struct snd_soc_card *snd_soc_card_register3(struct device *dev, struct snd_soc_card_driver *driver, void *priv)
  1333	{
  1334		struct snd_soc_card *card;
  1335		int ret;
  1336	
> 1337		if (!card_driver->name)
  1338	
  1339		card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
  1340		if (!card)
  1341			return NULL;
  1342	
  1343		card->dev	= dev;
  1344		card->devres_dev = dev;
  1345		card->priv	= priv;
  1346		card->driver	= driver;
  1347		card->instantiated = 0;
  1348	
  1349		card->dapm = snd_soc_dapm_alloc(card->dev);
  1350		if (!card->dapm)
> 1351			return -ENOMEM;
  1352	
  1353		dev_set_drvdata(card->dev, card);
  1354	
  1355		INIT_LIST_HEAD(&card->widget_list_head);
  1356		INIT_LIST_HEAD(&card->path_list_head);
  1357		INIT_LIST_HEAD(&card->dapm_list_head);
  1358		INIT_LIST_HEAD(&card->dapm_dirty_list_head);
  1359		INIT_LIST_HEAD(&card->aux_list_head);
  1360		INIT_LIST_HEAD(&card->component_list_head);
  1361		INIT_LIST_HEAD(&card->unbind_list);
  1362		INIT_LIST_HEAD(&card->rtd_list_head);
  1363	
  1364		mutex_init(&card->mutex);
  1365		mutex_init(&card->dapm_mutex);
  1366		mutex_init(&card->pcm_mutex);
  1367	
  1368		guard(mutex)(&client_mutex);
  1369	
  1370		ret = call_soc_bind_card(card);
  1371		if (ret < 0)
  1372			return NULL;
  1373	
  1374		return card;
  1375	}
  1376	EXPORT_SYMBOL_GPL(snd_soc_card_register3);
  1377	

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