linux-kernel - [PATCH net-next] ipv6: mcast: Remove unnecessary null check in ip6_mc_find

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Message-ID: <20250714081732.3109764-1-yuehaibing@huawei.com>
Date: Mon, 14 Jul 2025 16:17:32 +0800
From: Yue Haibing <yuehaibing@...wei.com>
To: <davem@...emloft.net>, <dsahern@...nel.org>, <edumazet@...gle.com>,
	<kuba@...nel.org>, <pabeni@...hat.com>, <horms@...nel.org>
CC: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<yuehaibing@...wei.com>
Subject: [PATCH net-next] ipv6: mcast: Remove unnecessary null check in ip6_mc_find_dev()

These is no need to check null for idev before return NULL.

Signed-off-by: Yue Haibing <yuehaibing@...wei.com>
---
 net/ipv6/mcast.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index e95273ffb2f5..8aecdd85a6ae 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -329,9 +329,6 @@ static struct inet6_dev *ip6_mc_find_dev(struct net *net,
 	idev = in6_dev_get(dev);
 	dev_put(dev);
 
-	if (!idev)
-		return NULL;
-
 	return idev;
 }
 
-- 
2.34.1