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ALSA: hda: Add missing rwsem around snd_ctl_remove() calls
[ Upstream commit80bd64af75
] snd_ctl_remove() has to be called with card->controls_rwsem held (when called after the card instantiation). This patch add the missing rwsem calls around it. Fixes:d13bd412dc
("ALSA: hda - Manage kcontrol lists") Link: https://lore.kernel.org/r/20211116071314.15065-3-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -1727,8 +1727,11 @@ void snd_hda_ctls_clear(struct hda_codec *codec)
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{
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int i;
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struct hda_nid_item *items = codec->mixers.list;
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down_write(&codec->card->controls_rwsem);
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for (i = 0; i < codec->mixers.used; i++)
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snd_ctl_remove(codec->card, items[i].kctl);
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up_write(&codec->card->controls_rwsem);
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snd_array_free(&codec->mixers);
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snd_array_free(&codec->nids);
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}
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