Use DEVICE_ATTR_RO helper instead of plain DEVICE_ATTR, which makes the code a bit shorter and easier to read.
Signed-off-by: YueHaibing yuehaibing@huawei.com --- sound/soc/soc-core.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 1c0904acb935..2d969e31f37d 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -75,9 +75,9 @@ static ssize_t pmdown_time_show(struct device *dev, return sprintf(buf, "%ld\n", rtd->pmdown_time); }
-static ssize_t pmdown_time_set(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t pmdown_time_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) { struct snd_soc_pcm_runtime *rtd = dev_get_drvdata(dev); int ret; @@ -89,7 +89,7 @@ static ssize_t pmdown_time_set(struct device *dev, return count; }
-static DEVICE_ATTR(pmdown_time, 0644, pmdown_time_show, pmdown_time_set); +static DEVICE_ATTR_RW(pmdown_time);
static struct attribute *soc_dev_attrs[] = { &dev_attr_pmdown_time.attr,