netdev - [PATCH net-next 1/5] hsr: use debugfs_remove_recursive() instead of debugfs

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Date:   Fri, 28 Feb 2020 18:01:20 +0000
From:   Taehee Yoo <ap420073@...il.com>
To:     davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org
Cc:     ap420073@...il.com
Subject: [PATCH net-next 1/5] hsr: use debugfs_remove_recursive() instead of debugfs_remove()

If it uses debugfs_remove_recursive() instead of debugfs_remove(),
hsr_priv() doesn't need to have "node_tbl_file" pointer variable.

Signed-off-by: Taehee Yoo <ap420073@...il.com>
---
 net/hsr/hsr_debugfs.c | 5 +----
 net/hsr/hsr_main.h    | 1 -
 2 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/net/hsr/hsr_debugfs.c b/net/hsr/hsr_debugfs.c
index d5f709b940ff..9787ef11ca71 100644
--- a/net/hsr/hsr_debugfs.c
+++ b/net/hsr/hsr_debugfs.c
@@ -113,7 +113,6 @@ void hsr_debugfs_init(struct hsr_priv *priv, struct net_device *hsr_dev)
 		priv->node_tbl_root = NULL;
 		return;
 	}
-	priv->node_tbl_file = de;
 }
 
 /* hsr_debugfs_term - Tear down debugfs intrastructure
@@ -125,9 +124,7 @@ void hsr_debugfs_init(struct hsr_priv *priv, struct net_device *hsr_dev)
 void
 hsr_debugfs_term(struct hsr_priv *priv)
 {
-	debugfs_remove(priv->node_tbl_file);
-	priv->node_tbl_file = NULL;
-	debugfs_remove(priv->node_tbl_root);
+	debugfs_remove_recursive(priv->node_tbl_root);
 	priv->node_tbl_root = NULL;
 }
 
diff --git a/net/hsr/hsr_main.h b/net/hsr/hsr_main.h
index 754d84b217f0..7321cf8d6d2c 100644
--- a/net/hsr/hsr_main.h
+++ b/net/hsr/hsr_main.h
@@ -166,7 +166,6 @@ struct hsr_priv {
 	unsigned char		sup_multicast_addr[ETH_ALEN];
 #ifdef	CONFIG_DEBUG_FS
 	struct dentry *node_tbl_root;
-	struct dentry *node_tbl_file;
 #endif
 };
 
-- 
2.17.1