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can: at91_can: use DEVICE_ATTR_RW() helper macro 

Use DEVICE_ATTR_RW() helper macro instead of plain DEVICE_ATTR(), which
makes the code a bit shorter and easier to read.

Link: https://lore.kernel.org/r/20210603100233.11877-1-thunder.leizhen@huawei.com
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Zhen Lei 2021-06-03 18:02:33 +08:00 committed by Marc Kleine-Budde
parent f731707c56
commit 42b9fd6ec7
1 changed files with 5 additions and 5 deletions
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10
drivers/net/can/at91_can.c
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@ -1176,8 +1176,8 @@ static const struct net_device_ops at91_netdev_ops = {
.ndo_change_mtu = can_change_mtu,
};
static ssize_t at91_sysfs_show_mb0_id(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t mb0_id_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct at91_priv *priv = netdev_priv(to_net_dev(dev));
@ -1187,8 +1187,8 @@ static ssize_t at91_sysfs_show_mb0_id(struct device *dev,
return snprintf(buf, PAGE_SIZE, "0x%03x\n", priv->mb0_id);
}
static ssize_t at91_sysfs_set_mb0_id(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
static ssize_t mb0_id_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct net_device *ndev = to_net_dev(dev);
struct at91_priv *priv = netdev_priv(ndev);
@ -1222,7 +1222,7 @@ static ssize_t at91_sysfs_set_mb0_id(struct device *dev,
return ret;
}
static DEVICE_ATTR(mb0_id, 0644, at91_sysfs_show_mb0_id, at91_sysfs_set_mb0_id);
static DEVICE_ATTR_RW(mb0_id);
static struct attribute *at91_sysfs_attrs[] = {
&dev_attr_mb0_id.attr,