ALSA: core: Replace scnprintf() with sysfs_emit()

sysfs_emit() is a new helper to simplify the sysfs string output.
Replace the open-code with this new helper.

Link: https://lore.kernel.org/r/20220801165639.26030-5-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2022-08-01 18:56:36 +02:00
parent ade7956396
commit 0031812bd8

View file

@ -784,7 +784,7 @@ static ssize_t id_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct snd_card *card = container_of(dev, struct snd_card, card_dev);
return scnprintf(buf, PAGE_SIZE, "%s\n", card->id);
return sysfs_emit(buf, "%s\n", card->id);
}
static ssize_t id_store(struct device *dev, struct device_attribute *attr,
@ -822,7 +822,7 @@ static ssize_t number_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct snd_card *card = container_of(dev, struct snd_card, card_dev);
return scnprintf(buf, PAGE_SIZE, "%i\n", card->number);
return sysfs_emit(buf, "%i\n", card->number);
}
static DEVICE_ATTR_RO(number);