[PATCH net-next] net: usb: hso: use DEVICE_ATTR_RO macro
From: YueHaibing <hidden>
Date: 2021-05-20 13:42:11
Also in:
lkml, netdev
Subsystem:
hso 3g modem driver, networking drivers, the rest, usb networking drivers · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
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 <redacted> --- drivers/net/usb/hso.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 63e394cafc17..d84258c70d0c 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c@@ -457,9 +457,8 @@ static const struct usb_device_id hso_ids[] = { MODULE_DEVICE_TABLE(usb, hso_ids); /* Sysfs attribute */ -static ssize_t hso_sysfs_show_porttype(struct device *dev, - struct device_attribute *attr, - char *buf) +static ssize_t hsotype_show(struct device *dev, + struct device_attribute *attr, char *buf) { struct hso_device *hso_dev = dev_get_drvdata(dev); char *port_name;
@@ -505,7 +504,7 @@ static ssize_t hso_sysfs_show_porttype(struct device *dev, return sprintf(buf, "%s\n", port_name); } -static DEVICE_ATTR(hsotype, 0444, hso_sysfs_show_porttype, NULL); +static DEVICE_ATTR_RO(hsotype); static struct attribute *hso_serial_dev_attrs[] = { &dev_attr_hsotype.attr,
--
2.17.1