6lowpan: convert to DEFINE_SHOW_ATTRIBUTE

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

diff --git a/net/6lowpan/debugfs.c b/net/6lowpan/debugfs.c
index 24915e0..6c152f9 100644 (file)
--- 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)
 {