linux-kernel - [PATCH next-next 2/2] net: vlan: reduce indentation level in __vlan_find_dev_deep

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Date:   Wed, 31 Aug 2022 12:09:57 +0800
From:   Ziyang Xuan <william.xuanziyang@...wei.com>
To:     <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
        <pabeni@...hat.com>, <morbo@...gle.com>, <netdev@...r.kernel.org>
CC:     <linux-kernel@...r.kernel.org>
Subject: [PATCH next-next 2/2] net: vlan: reduce indentation level in __vlan_find_dev_deep_rcu()

If vlan_info is NULL in __vlan_find_dev_deep_rcu(), else { ... } is
unnecessary. Remove it to reduce indentation level.

Signed-off-by: Ziyang Xuan <william.xuanziyang@...wei.com>
---
 net/8021q/vlan_core.c | 22 +++++++++-------------
 1 file changed, 9 insertions(+), 13 deletions(-)

diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index 5aa8144101dc..027d4ebed9c0 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -77,23 +77,19 @@ struct net_device *__vlan_find_dev_deep_rcu(struct net_device *dev,
 					__be16 vlan_proto, u16 vlan_id)
 {
 	struct vlan_info *vlan_info = rcu_dereference(dev->vlan_info);
+	struct net_device *upper_dev;
 
-	if (vlan_info) {
+	if (vlan_info)
 		return vlan_group_get_device(&vlan_info->grp,
 					     vlan_proto, vlan_id);
-	} else {
-		/*
-		 * Lower devices of master uppers (bonding, team) do not have
-		 * grp assigned to themselves. Grp is assigned to upper device
-		 * instead.
-		 */
-		struct net_device *upper_dev;
 
-		upper_dev = netdev_master_upper_dev_get_rcu(dev);
-		if (upper_dev)
-			return __vlan_find_dev_deep_rcu(upper_dev,
-						    vlan_proto, vlan_id);
-	}
+	/* Lower devices of master uppers (bonding, team) do not have
+	 * grp assigned to themselves. Grp is assigned to upper device
+	 * instead.
+	 */
+	upper_dev = netdev_master_upper_dev_get_rcu(dev);
+	if (upper_dev)
+		return __vlan_find_dev_deep_rcu(upper_dev, vlan_proto, vlan_id);
 
 	return NULL;
 }
-- 
2.25.1