ALSA: core: Make snd_card_free() return void
The function returns 0 unconditionally. Make it return void instead and
simplify all callers accordingly.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Jaroslav Kysela <perex@perex.cz>
Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Acked-by: Geoff Levand <geoff@infradead.org>
Acked-by: Thierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20230207191907.467756-4-u.kleine-koenig@pengutronix.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/include/sound/core.h b/include/sound/core.h
index 21884c9..3edc4ab 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -288,7 +288,7 @@ int snd_devm_card_new(struct device *parent, int idx, const char *xid,
void snd_card_disconnect(struct snd_card *card);
void snd_card_disconnect_sync(struct snd_card *card);
-int snd_card_free(struct snd_card *card);
+void snd_card_free(struct snd_card *card);
void snd_card_free_when_closed(struct snd_card *card);
int snd_card_free_on_error(struct device *dev, int ret);
void snd_card_set_id(struct snd_card *card, const char *id);
diff --git a/sound/core/init.c b/sound/core/init.c
index 6bb3e2b..df0c224 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -632,7 +632,7 @@ EXPORT_SYMBOL(snd_card_free_when_closed);
* Return: Zero. Frees all associated devices and frees the control
* interface associated to given soundcard.
*/
-int snd_card_free(struct snd_card *card)
+void snd_card_free(struct snd_card *card)
{
DECLARE_COMPLETION_ONSTACK(released);
@@ -643,15 +643,13 @@ int snd_card_free(struct snd_card *card)
* the check here at the beginning.
*/
if (card->releasing)
- return 0;
+ return;
card->release_completion = &released;
snd_card_free_when_closed(card);
/* wait, until all devices are ready for the free operation */
wait_for_completion(&released);
-
- return 0;
}
EXPORT_SYMBOL(snd_card_free);
diff --git a/sound/pci/hda/hda_tegra.c b/sound/pci/hda/hda_tegra.c
index 976a112..c2bf867 100644
--- a/sound/pci/hda/hda_tegra.c
+++ b/sound/pci/hda/hda_tegra.c
@@ -582,12 +582,10 @@ static void hda_tegra_probe_work(struct work_struct *work)
static int hda_tegra_remove(struct platform_device *pdev)
{
- int ret;
-
- ret = snd_card_free(dev_get_drvdata(&pdev->dev));
+ snd_card_free(dev_get_drvdata(&pdev->dev));
pm_runtime_disable(&pdev->dev);
- return ret;
+ return 0;
}
static void hda_tegra_shutdown(struct platform_device *pdev)
diff --git a/sound/ppc/snd_ps3.c b/sound/ppc/snd_ps3.c
index 631a61c..8d34923 100644
--- a/sound/ppc/snd_ps3.c
+++ b/sound/ppc/snd_ps3.c
@@ -1053,9 +1053,7 @@ static void snd_ps3_driver_remove(struct ps3_system_bus_device *dev)
* ctl and preallocate buffer will be freed in
* snd_card_free
*/
- ret = snd_card_free(the_card.card);
- if (ret)
- pr_info("%s: ctl freecard=%d\n", __func__, ret);
+ snd_card_free(the_card.card);
dma_free_coherent(&dev->core,
PAGE_SIZE,
