From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: sound/hda/codecs/generic.c:198 parse_user_hints() warn: assigning (-2) to unsigned variable 'spec->mixer_nid'
Date: Sat, 13 Dec 2025 07:27:08 +0800 [thread overview]
Message-ID: <202512130756.vSqaKZkq-lkp@intel.com> (raw)
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Takashi Iwai <tiwai@suse.de>
CC: Richard Fitzgerald <rf@opensource.cirrus.com>
Hi Takashi,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 187d0801404f415f22c0b31531982c7ea97fa341
commit: 6014e9021b28e634935c776c0271b5cbcabdc5d6 ALSA: hda: Move codec drivers into sound/hda/codecs directory
date: 5 months ago
:::::: branch date: 13 hours ago
:::::: commit date: 5 months ago
config: mips-randconfig-r072-20251212 (https://download.01.org/0day-ci/archive/20251213/202512130756.vSqaKZkq-lkp@intel.com/config)
compiler: mips-linux-gcc (GCC) 13.4.0
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>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202512130756.vSqaKZkq-lkp@intel.com/
smatch warnings:
sound/hda/codecs/generic.c:198 parse_user_hints() warn: assigning (-2) to unsigned variable 'spec->mixer_nid'
vim +198 sound/hda/codecs/generic.c
^1da177e4c3f41 sound/pci/hda/hda_generic.c Linus Torvalds 2005-04-16 101
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 102 /*
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 103 * store user hints
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 104 */
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 105 static void parse_user_hints(struct hda_codec *codec)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 106 {
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 107 struct hda_gen_spec *spec = codec->spec;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 108 int val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 109
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 110 val = snd_hda_get_bool_hint(codec, "jack_detect");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 111 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 112 codec->no_jack_detect = !val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 113 val = snd_hda_get_bool_hint(codec, "inv_jack_detect");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 114 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 115 codec->inv_jack_detect = !!val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 116 val = snd_hda_get_bool_hint(codec, "trigger_sense");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 117 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 118 codec->no_trigger_sense = !val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 119 val = snd_hda_get_bool_hint(codec, "inv_eapd");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 120 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 121 codec->inv_eapd = !!val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 122 val = snd_hda_get_bool_hint(codec, "pcm_format_first");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 123 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 124 codec->pcm_format_first = !!val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 125 val = snd_hda_get_bool_hint(codec, "sticky_stream");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 126 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 127 codec->no_sticky_stream = !val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 128 val = snd_hda_get_bool_hint(codec, "spdif_status_reset");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 129 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 130 codec->spdif_status_reset = !!val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 131 val = snd_hda_get_bool_hint(codec, "pin_amp_workaround");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 132 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 133 codec->pin_amp_workaround = !!val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 134 val = snd_hda_get_bool_hint(codec, "single_adc_amp");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 135 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 136 codec->single_adc_amp = !!val;
967b1307b69b8a sound/pci/hda/hda_generic.c Takashi Iwai 2015-03-20 137 val = snd_hda_get_bool_hint(codec, "power_save_node");
e6feb5d08509be sound/pci/hda/hda_generic.c Takashi Iwai 2015-03-16 138 if (val >= 0)
967b1307b69b8a sound/pci/hda/hda_generic.c Takashi Iwai 2015-03-20 139 codec->power_save_node = !!val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 140
f72706be354b35 sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-16 141 val = snd_hda_get_bool_hint(codec, "auto_mute");
f72706be354b35 sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-16 142 if (val >= 0)
f72706be354b35 sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-16 143 spec->suppress_auto_mute = !val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 144 val = snd_hda_get_bool_hint(codec, "auto_mic");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 145 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 146 spec->suppress_auto_mic = !val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 147 val = snd_hda_get_bool_hint(codec, "line_in_auto_switch");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 148 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 149 spec->line_in_auto_switch = !!val;
7eebffd3f4328c sound/pci/hda/hda_generic.c Takashi Iwai 2013-06-24 150 val = snd_hda_get_bool_hint(codec, "auto_mute_via_amp");
7eebffd3f4328c sound/pci/hda/hda_generic.c Takashi Iwai 2013-06-24 151 if (val >= 0)
7eebffd3f4328c sound/pci/hda/hda_generic.c Takashi Iwai 2013-06-24 152 spec->auto_mute_via_amp = !!val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 153 val = snd_hda_get_bool_hint(codec, "need_dac_fix");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 154 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 155 spec->need_dac_fix = !!val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 156 val = snd_hda_get_bool_hint(codec, "primary_hp");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 157 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 158 spec->no_primary_hp = !val;
da96fb5b0185d2 sound/pci/hda/hda_generic.c Takashi Iwai 2013-07-29 159 val = snd_hda_get_bool_hint(codec, "multi_io");
da96fb5b0185d2 sound/pci/hda/hda_generic.c Takashi Iwai 2013-07-29 160 if (val >= 0)
da96fb5b0185d2 sound/pci/hda/hda_generic.c Takashi Iwai 2013-07-29 161 spec->no_multi_io = !val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 162 val = snd_hda_get_bool_hint(codec, "multi_cap_vol");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 163 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 164 spec->multi_cap_vol = !!val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 165 val = snd_hda_get_bool_hint(codec, "inv_dmic_split");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 166 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 167 spec->inv_dmic_split = !!val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 168 val = snd_hda_get_bool_hint(codec, "indep_hp");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 169 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 170 spec->indep_hp = !!val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 171 val = snd_hda_get_bool_hint(codec, "add_stereo_mix_input");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 172 if (val >= 0)
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 173 spec->add_stereo_mix_input = !!val;
f811c3cf8fae63 sound/pci/hda/hda_generic.c Takashi Iwai 2013-03-07 174 /* the following two are just for compatibility */
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 175 val = snd_hda_get_bool_hint(codec, "add_out_jack_modes");
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 176 if (val >= 0)
f811c3cf8fae63 sound/pci/hda/hda_generic.c Takashi Iwai 2013-03-07 177 spec->add_jack_modes = !!val;
29476558deb301 sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-17 178 val = snd_hda_get_bool_hint(codec, "add_in_jack_modes");
29476558deb301 sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-17 179 if (val >= 0)
f811c3cf8fae63 sound/pci/hda/hda_generic.c Takashi Iwai 2013-03-07 180 spec->add_jack_modes = !!val;
f811c3cf8fae63 sound/pci/hda/hda_generic.c Takashi Iwai 2013-03-07 181 val = snd_hda_get_bool_hint(codec, "add_jack_modes");
f811c3cf8fae63 sound/pci/hda/hda_generic.c Takashi Iwai 2013-03-07 182 if (val >= 0)
f811c3cf8fae63 sound/pci/hda/hda_generic.c Takashi Iwai 2013-03-07 183 spec->add_jack_modes = !!val;
55196fffc95105 sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-24 184 val = snd_hda_get_bool_hint(codec, "power_down_unused");
55196fffc95105 sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-24 185 if (val >= 0)
55196fffc95105 sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-24 186 spec->power_down_unused = !!val;
967303dabc2233 sound/pci/hda/hda_generic.c Takashi Iwai 2013-02-19 187 val = snd_hda_get_bool_hint(codec, "add_hp_mic");
967303dabc2233 sound/pci/hda/hda_generic.c Takashi Iwai 2013-02-19 188 if (val >= 0)
967303dabc2233 sound/pci/hda/hda_generic.c Takashi Iwai 2013-02-19 189 spec->hp_mic = !!val;
967303dabc2233 sound/pci/hda/hda_generic.c Takashi Iwai 2013-02-19 190 val = snd_hda_get_bool_hint(codec, "hp_mic_detect");
967303dabc2233 sound/pci/hda/hda_generic.c Takashi Iwai 2013-02-19 191 if (val >= 0)
967303dabc2233 sound/pci/hda/hda_generic.c Takashi Iwai 2013-02-19 192 spec->suppress_hp_mic_detect = !val;
7480316c265c9f sound/pci/hda/hda_generic.c Takashi Iwai 2017-04-10 193 val = snd_hda_get_bool_hint(codec, "vmaster");
7480316c265c9f sound/pci/hda/hda_generic.c Takashi Iwai 2017-04-10 194 if (val >= 0)
7480316c265c9f sound/pci/hda/hda_generic.c Takashi Iwai 2017-04-10 195 spec->suppress_vmaster = !val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 196
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 197 if (!snd_hda_get_int_hint(codec, "mixer_nid", &val))
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 @198 spec->mixer_nid = val;
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 199 }
1c70a583417e8d sound/pci/hda/hda_generic.c Takashi Iwai 2013-01-11 200
:::::: The code at line 198 was first introduced by commit
:::::: 1c70a583417e8db1e1d5069d7651ba294e9499de ALSA: hda - Allow user to give hints for codec parser behavior
:::::: TO: Takashi Iwai <tiwai@suse.de>
:::::: CC: Takashi Iwai <tiwai@suse.de>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2025-12-12 23:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-12 23:27 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2026-03-24 14:43 sound/hda/codecs/generic.c:198 parse_user_hints() warn: assigning (-2) to unsigned variable 'spec->mixer_nid' kernel test robot
2026-07-10 5:30 kernel test robot
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