[PATCH] 6lowpan: convert to DEFINE_SHOW_ATTRIBUTE

From: Yangtao Li
Date: Sat Dec 15 2018 - 02:22:28 EST


Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@xxxxxxxxx>
---
net/6lowpan/debugfs.c | 13 +------------
1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/net/6lowpan/debugfs.c b/net/6lowpan/debugfs.c
index 24915e0bb9ea..6c152f9ea26e 100644
--- a/net/6lowpan/debugfs.c
+++ b/net/6lowpan/debugfs.c
@@ -232,18 +232,7 @@ static int lowpan_context_show(struct seq_file *file, void *offset)

return 0;
}
-
-static int lowpan_context_open(struct inode *inode, struct file *file)
-{
- return single_open(file, lowpan_context_show, inode->i_private);
-}
-
-static const struct file_operations lowpan_context_fops = {
- .open = lowpan_context_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(lowpan_context);

static int lowpan_short_addr_get(void *data, u64 *val)
{
--
2.17.0