6lowpan: convert to DEFINE_SHOW_ATTRIBUTE
authorYangtao Li <tiny.windzz@gmail.com>
Sat, 15 Dec 2018 07:22:17 +0000 (02:22 -0500)
committerMarcel Holtmann <marcel@holtmann.org>
Tue, 18 Dec 2018 23:28:05 +0000 (00:28 +0100)
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>
net/6lowpan/debugfs.c

index 24915e0bb9ea54e27543a6e86792b58f03a53fb5..6c152f9ea26eddb41e3a26117c5d82ec8326d899 100644 (file)
@@ -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)
 {