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authorYueHaibing <yuehaibing@huawei.com>2019-01-16 01:54:06 +0000
committerMarcel Holtmann <marcel@holtmann.org>2019-01-22 09:51:19 +0100
commite250fab655182f9e8ce5660d81f974939cf83cfc (patch)
tree8fc8a36f07382a6927c93713846970263b8e1069 /net/bluetooth/6lowpan.c
parent5c0a1001c8beecc29c2364171f3a1080e864a672 (diff)
Bluetooth: 6lowpan: Fix debugfs_simple_attr.cocci warnings
Use DEFINE_DEBUGFS_ATTRIBUTE rather than DEFINE_SIMPLE_ATTRIBUTE for debugfs files. Semantic patch information: Rationale: DEFINE_SIMPLE_ATTRIBUTE + debugfs_create_file() imposes some significant overhead as compared to DEFINE_DEBUGFS_ATTRIBUTE + debugfs_create_file_unsafe(). Generated by: scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth/6lowpan.c')
-rw-r--r--net/bluetooth/6lowpan.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
index 9d79c7de234a..a7cd23f00bde 100644
--- a/net/bluetooth/6lowpan.c
+++ b/net/bluetooth/6lowpan.c
@@ -1108,8 +1108,8 @@ static int lowpan_enable_get(void *data, u64 *val)
return 0;
}
-DEFINE_SIMPLE_ATTRIBUTE(lowpan_enable_fops, lowpan_enable_get,
- lowpan_enable_set, "%llu\n");
+DEFINE_DEBUGFS_ATTRIBUTE(lowpan_enable_fops, lowpan_enable_get,
+ lowpan_enable_set, "%llu\n");
static ssize_t lowpan_control_write(struct file *fp,
const char __user *user_buffer,
@@ -1278,9 +1278,10 @@ static struct notifier_block bt_6lowpan_dev_notifier = {
static int __init bt_6lowpan_init(void)
{
- lowpan_enable_debugfs = debugfs_create_file("6lowpan_enable", 0644,
- bt_debugfs, NULL,
- &lowpan_enable_fops);
+ lowpan_enable_debugfs = debugfs_create_file_unsafe("6lowpan_enable",
+ 0644, bt_debugfs,
+ NULL,
+ &lowpan_enable_fops);
lowpan_control_debugfs = debugfs_create_file("6lowpan_control", 0644,
bt_debugfs, NULL,
&lowpan_control_fops);