From 2170ff081977846e4a24e1056056031eafb9c857 Mon Sep 17 00:00:00 2001 From: Qinglang Miao Date: Thu, 17 Sep 2020 20:45:07 +0800 Subject: [PATCH] net: hsr: Convert to DEFINE_SHOW_ATTRIBUTE Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code. Signed-off-by: Qinglang Miao Signed-off-by: David S. Miller --- net/hsr/hsr_debugfs.c | 21 ++------------------- 1 file changed, 2 insertions(+), 19 deletions(-) diff --git a/net/hsr/hsr_debugfs.c b/net/hsr/hsr_debugfs.c index 7e11a6c35bc3..4cfd9e829c7b 100644 --- a/net/hsr/hsr_debugfs.c +++ b/net/hsr/hsr_debugfs.c @@ -60,17 +60,7 @@ hsr_node_table_show(struct seq_file *sfp, void *data) return 0; } -/* hsr_node_table_open - Open the node_table file - * - * Description: - * This routine opens a debugfs file node_table of specific hsr - * or prp device - */ -static int -hsr_node_table_open(struct inode *inode, struct file *filp) -{ - return single_open(filp, hsr_node_table_show, inode->i_private); -} +DEFINE_SHOW_ATTRIBUTE(hsr_node_table); void hsr_debugfs_rename(struct net_device *dev) { @@ -85,13 +75,6 @@ void hsr_debugfs_rename(struct net_device *dev) priv->node_tbl_root = d; } -static const struct file_operations hsr_fops = { - .open = hsr_node_table_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - /* hsr_debugfs_init - create hsr node_table file for dumping * the node table * @@ -113,7 +96,7 @@ void hsr_debugfs_init(struct hsr_priv *priv, struct net_device *hsr_dev) de = debugfs_create_file("node_table", S_IFREG | 0444, priv->node_tbl_root, priv, - &hsr_fops); + &hsr_node_table_fops); if (IS_ERR(de)) { pr_err("Cannot create hsr node_table file\n"); debugfs_remove(priv->node_tbl_root);