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authorYueHaibing2021-05-20 21:32:35 +0800
committerMarcel Holtmann2021-06-26 07:12:33 +0200
commitc615943ef0525fdaea631ca42ded446e11389062 (patch)
tree730b3f757f7ac7d6c80ed5c7b38ec3ced35dfef9 /net/bluetooth
parente848dbd364aca44c9d23c04bef964fab79e2b34f (diff)
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 <yuehaibing@huawei.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/rfcomm/tty.c10
1 files changed, 6 insertions, 4 deletions
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)