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ASoC: topology: Consolidate how dtexts and dvalues are freed

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Provide helper functions and use them to free dtexts and dvalues in
topology. This is followup cleanup after related changes in this area as
suggested in:
https://mailman.alsa-project.org/pipermail/alsa-devel/2019-January/144761.html

Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Amadeusz Sławiński 2019-06-17 13:36:43 +02:00 committed by Mark Brown
parent 0f6ff78540
commit 3cde818cd0
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GPG Key ID: 24D68B725D5487D0
1 changed files with 24 additions and 17 deletions
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41
sound/soc/soc-topology.c
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@ -86,6 +86,8 @@ snd_soc_dapm_new_control_unlocked(struct snd_soc_dapm_context *dapm,
struct snd_soc_dapm_widget *
snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm,
const struct snd_soc_dapm_widget *widget);
static void soc_tplg_denum_remove_texts(struct soc_enum *se);
static void soc_tplg_denum_remove_values(struct soc_enum *se);
/* check we dont overflow the data for this control chunk */
static int soc_tplg_check_elem_count(struct soc_tplg *tplg, size_t elem_size,
@ -398,7 +400,6 @@ static void remove_enum(struct snd_soc_component *comp,
{
struct snd_card *card = comp->card->snd_card;
struct soc_enum *se = container_of(dobj, struct soc_enum, dobj);
int i;
if (pass != SOC_TPLG_PASS_MIXER)
return;
@ -409,10 +410,8 @@ static void remove_enum(struct snd_soc_component *comp,
snd_ctl_remove(card, dobj->control.kcontrol);
list_del(&dobj->list);
kfree(dobj->control.dvalues);
for (i = 0; i < se->items; i++)
kfree(dobj->control.dtexts[i]);
kfree(dobj->control.dtexts);
soc_tplg_denum_remove_values(se);
soc_tplg_denum_remove_texts(se);
kfree(se);
}
@ -480,15 +479,12 @@ static void remove_widget(struct snd_soc_component *comp,
struct snd_kcontrol *kcontrol = w->kcontrols[i];
struct soc_enum *se =
(struct soc_enum *)kcontrol->private_value;
int j;
snd_ctl_remove(card, kcontrol);
/* free enum kcontrol's dvalues and dtexts */
kfree(se->dobj.control.dvalues);
for (j = 0; j < se->items; j++)
kfree(se->dobj.control.dtexts[j]);
kfree(se->dobj.control.dtexts);
soc_tplg_denum_remove_values(se);
soc_tplg_denum_remove_texts(se);
kfree(se);
kfree(w->kcontrol_news[i].name);
@ -956,14 +952,23 @@ static int soc_tplg_denum_create_texts(struct soc_enum *se,
}
}
se->items = le32_to_cpu(ec->items);
se->texts = (const char * const *)se->dobj.control.dtexts;
return 0;
err:
se->items = i;
soc_tplg_denum_remove_texts(se);
return ret;
}
static inline void soc_tplg_denum_remove_texts(struct soc_enum *se)
{
int i = se->items;
for (--i; i >= 0; i--)
kfree(se->dobj.control.dtexts[i]);
kfree(se->dobj.control.dtexts);
return ret;
}
static int soc_tplg_denum_create_values(struct soc_enum *se,
@ -988,6 +993,11 @@ static int soc_tplg_denum_create_values(struct soc_enum *se,
return 0;
}
static inline void soc_tplg_denum_remove_values(struct soc_enum *se)
{
kfree(se->dobj.control.dvalues);
}
static int soc_tplg_denum_create(struct soc_tplg *tplg, unsigned int count,
size_t size)
{
@ -1035,7 +1045,6 @@ static int soc_tplg_denum_create(struct soc_tplg *tplg, unsigned int count,
se->shift_r = tplc_chan_get_shift(tplg, ec->channel,
SNDRV_CHMAP_FL);
se->items = le32_to_cpu(ec->items);
se->mask = le32_to_cpu(ec->mask);
se->dobj.index = tplg->index;
se->dobj.type = SND_SOC_DOBJ_ENUM;
@ -1381,7 +1390,7 @@ static struct snd_kcontrol_new *soc_tplg_dapm_widget_denum_create(
struct snd_kcontrol_new *kc;
struct snd_soc_tplg_enum_control *ec;
struct soc_enum *se;
int i, j, err;
int i, err;
kc = kcalloc(num_kcontrols, sizeof(*kc), GFP_KERNEL);
if (kc == NULL)
@ -1476,10 +1485,8 @@ err_se:
if (!se)
continue;
kfree(se->dobj.control.dvalues);
for (j = 0; j < ec->items; j++)
kfree(se->dobj.control.dtexts[j]);
kfree(se->dobj.control.dtexts);
soc_tplg_denum_remove_values(se);
soc_tplg_denum_remove_texts(se);
kfree(se);
kfree(kc[i].name);