From c615943ef0525fdaea631ca42ded446e11389062 Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Thu, 20 May 2021 21:32:35 +0800 Subject: Bluetooth: RFCOMM: Use DEVICE_ATTR_RO macro 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 Signed-off-by: Marcel Holtmann --- net/bluetooth/rfcomm/tty.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) (limited to 'net/bluetooth/rfcomm') diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c index a58584949a95..8cb53e10a985 100644 --- a/net/bluetooth/rfcomm/tty.c +++ b/net/bluetooth/rfcomm/tty.c @@ -198,20 +198,22 @@ static void rfcomm_reparent_device(struct rfcomm_dev *dev) hci_dev_put(hdev); } -static ssize_t show_address(struct device *tty_dev, struct device_attribute *attr, char *buf) +static ssize_t address_show(struct device *tty_dev, + struct device_attribute *attr, char *buf) { struct rfcomm_dev *dev = dev_get_drvdata(tty_dev); return sprintf(buf, "%pMR\n", &dev->dst); } -static ssize_t show_channel(struct device *tty_dev, struct device_attribute *attr, char *buf) +static ssize_t channel_show(struct device *tty_dev, + struct device_attribute *attr, char *buf) { struct rfcomm_dev *dev = dev_get_drvdata(tty_dev); return sprintf(buf, "%d\n", dev->channel); } -static DEVICE_ATTR(address, 0444, show_address, NULL); -static DEVICE_ATTR(channel, 0444, show_channel, NULL); +static DEVICE_ATTR_RO(address); +static DEVICE_ATTR_RO(channel); static struct rfcomm_dev *__rfcomm_dev_add(struct rfcomm_dev_req *req, struct rfcomm_dlc *dlc) -- cgit v1.2.3