[morimoto:sound-cleanup-2026-07-17-2 301/301] sound/soc/codecs/wm_adsp_fw_find_test.c:280:48: warning: variable 'test_dev' is uninitialized when used here

tree:   https://github.com/morimoto/linux sound-cleanup-2026-07-17-2
head:   0031be0dff2c86cbb204c3d1bb5ee9797cb9cb53
commit: 9c663d9f6ce80b79e42d5b9ae67b3f980bfceaa0 [301/301] ASoC: add test-hack method
config: i386-randconfig-007-20260718 (https://download.01.org/0day-ci/archive/20260719/[email protected]/config)
compiler: clang version 22.1.3 (https://github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260719/[email protected]/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 <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

All warnings (new ones prefixed by >>):

>> sound/soc/codecs/wm_adsp_fw_find_test.c:280:48: warning: variable 'test_dev' is uninitialized when used here [-Wuninitialized]
     280 |         priv->dsp.component = snd_soc_component_alloc(test_dev);
         |                                                       ^~~~~~~~
   sound/soc/codecs/wm_adsp_fw_find_test.c:272:25: note: initialize the variable 'test_dev' to silence this warning
     272 |         struct device *test_dev;
         |                                ^
         |                                 = NULL
   1 warning generated.


vim +/test_dev +280 sound/soc/codecs/wm_adsp_fw_find_test.c

   268	
   269	static int wm_adsp_fw_find_test_case_init(struct kunit *test)
   270	{
   271		struct wm_adsp_fw_find_test *priv;
   272		struct device *test_dev;
   273		int ret;
   274	
   275		priv = kunit_kzalloc(test, sizeof(*priv), GFP_KERNEL);
   276		if (!priv)
   277			return -ENOMEM;
   278	
   279		/* Require dummy struct snd_soc_component for the alsa name prefix string */
 > 280		priv->dsp.component = snd_soc_component_alloc(test_dev);
   281		if (!priv->dsp.component)
   282			return -ENOMEM;
   283	
   284		test->priv = priv;
   285	
   286		/* Create dummy amp device */
   287		test_dev = kunit_device_register(test, "wm_adsp_test_drv");
   288		if (IS_ERR(test_dev))
   289			return PTR_ERR(test_dev);
   290	
   291		priv->dsp.cs_dsp.dev = get_device(test_dev);
   292		if (!priv->dsp.cs_dsp.dev)
   293			return -ENODEV;
   294	
   295		ret = kunit_add_action_or_reset(test, _put_device_wrapper, priv->dsp.cs_dsp.dev);
   296		if (ret)
   297			return ret;
   298	
   299		return 0;
   300	}
   301	

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