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Subject[PATCH 1/1] can: at91_can: use DEVICE_ATTR_RW() helper macro
Date
Use DEVICE_ATTR_RW() helper macro instead of plain DEVICE_ATTR(), which
makes the code a bit shorter and easier to read.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
drivers/net/can/at91_can.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c
index 04d0bb3ffe89661..ca736b26e218ca4 100644
--- a/drivers/net/can/at91_can.c
+++ b/drivers/net/can/at91_can.c
@@ -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,
--
2.26.0.106.g9fadedd

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