[PATCH] HID: debug: Change to use DEFINE_SHOW_ATTRIBUTE macro

From: Yangtao Li
Date: Fri Nov 30 2018 - 21:50:14 EST


Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@xxxxxxxxx>
---
drivers/hid/hid-debug.c | 12 +-----------
1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index b48100236df8..c530476edba6 100644
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -1072,11 +1072,6 @@ static int hid_debug_rdesc_show(struct seq_file *f, void *p)
return 0;
}

-static int hid_debug_rdesc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, hid_debug_rdesc_show, inode->i_private);
-}
-
static int hid_debug_events_open(struct inode *inode, struct file *file)
{
int err = 0;
@@ -1211,12 +1206,7 @@ static int hid_debug_events_release(struct inode *inode, struct file *file)
return 0;
}

-static const struct file_operations hid_debug_rdesc_fops = {
- .open = hid_debug_rdesc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(hid_debug_rdesc);

static const struct file_operations hid_debug_events_fops = {
.owner = THIS_MODULE,
--
2.17.0