[kbuild-all] [asoc:for-5.12 107/117] sound/soc/codecs/lpass-rx-macro.c:1476 rx_macro_int_dem_inp_mux_put() error: uninitialized symbol 'look_ahead_dly_reg'.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-5.12 head: debc71f26cdbd45798c63b0dcdabdea93d2f6870 commit: 4f692926f562ff48abfcca6b16f36ff8d57473b6 [107/117] ASoC: codecs: lpass-rx-macro: add dapm widgets and route config: x86_64-randconfig-m001-20210215 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; Reported-by: Dan Carpenter <dan.carpenter(a)oracle.com&gt; New smatch warnings: sound/soc/codecs/lpass-rx-macro.c:1476 rx_macro_int_dem_inp_mux_put() error: uninitialized symbol 'look_ahead_dly_reg'. sound/soc/codecs/lpass-rx-macro.c:2187 rx_macro_hd2_control() error: uninitialized symbol 'hd2_enable_reg'. sound/soc/codecs/lpass-rx-macro.c:2188 rx_macro_hd2_control() error: uninitialized symbol 'hd2_scale_reg'. sound/soc/codecs/lpass-rx-macro.c:2655 rx_macro_enable_echo() error: uninitialized symbol 'ec_tx'. Old smatch warnings: sound/soc/codecs/lpass-rx-macro.c:1480 rx_macro_int_dem_inp_mux_put() error: uninitialized symbol 'look_ahead_dly_reg'. sound/soc/codecs/lpass-rx-macro.c:2197 rx_macro_hd2_control() error: uninitialized symbol 'hd2_scale_reg'. vim +/look_ahead_dly_reg +1476 sound/soc/codecs/lpass-rx-macro.c 4f692926f562ff Srinivas Kandagatla 2021-02-11 1458 static int rx_macro_int_dem_inp_mux_put(struct snd_kcontrol *kcontrol, 4f692926f562ff Srinivas Kandagatla 2021-02-11 1459 struct snd_ctl_elem_value *ucontrol) 4f692926f562ff Srinivas Kandagatla 2021-02-11 1460 { 4f692926f562ff Srinivas Kandagatla 2021-02-11 1461 struct snd_soc_dapm_widget *widget = snd_soc_dapm_kcontrol_widget(kcontrol); 4f692926f562ff Srinivas Kandagatla 2021-02-11 1462 struct snd_soc_component *component = snd_soc_dapm_to_component(widget->dapm); 4f692926f562ff Srinivas Kandagatla 2021-02-11 1463 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; 4f692926f562ff Srinivas Kandagatla 2021-02-11 1464 unsigned short look_ahead_dly_reg; 4f692926f562ff Srinivas Kandagatla 2021-02-11 1465 unsigned int val; 4f692926f562ff Srinivas Kandagatla 2021-02-11 1466 4f692926f562ff Srinivas Kandagatla 2021-02-11 1467 val = ucontrol->value.enumerated.item[0]; 4f692926f562ff Srinivas Kandagatla 2021-02-11 1468 4f692926f562ff Srinivas Kandagatla 2021-02-11 1469 if (e->reg == CDC_RX_RX0_RX_PATH_CFG1) 4f692926f562ff Srinivas Kandagatla 2021-02-11 1470 look_ahead_dly_reg = CDC_RX_RX0_RX_PATH_CFG0; 4f692926f562ff Srinivas Kandagatla 2021-02-11 1471 else if (e->reg == CDC_RX_RX1_RX_PATH_CFG1) 4f692926f562ff Srinivas Kandagatla 2021-02-11 1472 look_ahead_dly_reg = CDC_RX_RX1_RX_PATH_CFG0; Not initialized on else path. 4f692926f562ff Srinivas Kandagatla 2021-02-11 1473 4f692926f562ff Srinivas Kandagatla 2021-02-11 1474 /* Set Look Ahead Delay */ 4f692926f562ff Srinivas Kandagatla 2021-02-11 1475 if (val) 4f692926f562ff Srinivas Kandagatla 2021-02-11 @1476 snd_soc_component_update_bits(component, look_ahead_dly_reg, 4f692926f562ff Srinivas Kandagatla 2021-02-11 1477 CDC_RX_DLY_ZN_EN_MASK, 4f692926f562ff Srinivas Kandagatla 2021-02-11 1478 CDC_RX_DLY_ZN_ENABLE); 4f692926f562ff Srinivas Kandagatla 2021-02-11 1479 else 4f692926f562ff Srinivas Kandagatla 2021-02-11 1480 snd_soc_component_update_bits(component, look_ahead_dly_reg, 4f692926f562ff Srinivas Kandagatla 2021-02-11 1481 CDC_RX_DLY_ZN_EN_MASK, 0); 4f692926f562ff Srinivas Kandagatla 2021-02-11 1482 /* Set DEM INP Select */ 4f692926f562ff Srinivas Kandagatla 2021-02-11 1483 return snd_soc_dapm_put_enum_double(kcontrol, ucontrol); 4f692926f562ff Srinivas Kandagatla 2021-02-11 1484 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org