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| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2019-11-13 10:16:48 +0900 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-11-15 12:02:39 +0000 |
| commit | ce21401c9d30e81824e864dc25824ebeb9690801 (patch) | |
| tree | b38f15a1d1c174f491863d74a4e87b6fd836e004 /sound | |
| parent | 2cc1afcfc617b33b72e409360ba5dd7c3fc2492d (diff) | |
| download | linux-stable-ce21401c9d30e81824e864dc25824ebeb9690801.tar.gz linux-stable-ce21401c9d30e81824e864dc25824ebeb9690801.tar.bz2 linux-stable-ce21401c9d30e81824e864dc25824ebeb9690801.zip | |
ASoC: soc-core: care card_probed at soc_cleanup_card_resources()
soc_cleanup_card_resources() will call card->remove(), but it should be
called if card->probe() or card->late_probe() are called.
snd_soc_bind_card() might be error before calling
card->probe() / card->late_probe().
In that time, card->remove() will be called.
This patch adds card_probed parameter to judge it.
Fixes: bfce78a559655 ("ASoC: soc-core: tidyup soc_init_dai_link()")
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Link: https://lore.kernel.org/r/87o8xg4ltr.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/soc-core.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index a149697e705d..977a7bfad519 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -1940,7 +1940,8 @@ static void __soc_setup_card_name(char *name, int len, } } -static void soc_cleanup_card_resources(struct snd_soc_card *card) +static void soc_cleanup_card_resources(struct snd_soc_card *card, + int card_probed) { struct snd_soc_dai_link *link, *_link; @@ -1969,17 +1970,19 @@ static void soc_cleanup_card_resources(struct snd_soc_card *card) soc_cleanup_card_debugfs(card); /* remove the card */ - if (card->remove) + if (card_probed && card->remove) card->remove(card); } static void snd_soc_unbind_card(struct snd_soc_card *card, bool unregister) { if (card->instantiated) { + int card_probed = 1; + card->instantiated = false; snd_soc_flush_all_delayed_work(card); - soc_cleanup_card_resources(card); + soc_cleanup_card_resources(card, card_probed); if (!unregister) list_add(&card->list, &unbind_card_list); } else { @@ -1992,7 +1995,7 @@ static int snd_soc_bind_card(struct snd_soc_card *card) { struct snd_soc_pcm_runtime *rtd; struct snd_soc_dai_link *dai_link; - int ret, i; + int ret, i, card_probed = 0; mutex_lock(&client_mutex); mutex_lock_nested(&card->mutex, SND_SOC_CARD_CLASS_INIT); @@ -2044,6 +2047,7 @@ static int snd_soc_bind_card(struct snd_soc_card *card) ret = card->probe(card); if (ret < 0) goto probe_end; + card_probed = 1; } /* probe all components used by DAI links on this card */ @@ -2109,6 +2113,7 @@ static int snd_soc_bind_card(struct snd_soc_card *card) goto probe_end; } } + card_probed = 1; snd_soc_dapm_new_widgets(card); @@ -2138,7 +2143,7 @@ static int snd_soc_bind_card(struct snd_soc_card *card) probe_end: if (ret < 0) - soc_cleanup_card_resources(card); + soc_cleanup_card_resources(card, card_probed); mutex_unlock(&card->mutex); mutex_unlock(&client_mutex); |