netdev - [PATCH v2 net-next 5/7] nexthop: Remove redundant group len check in nexthop_create

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Message-ID: <20250319230743.65267-6-kuniyu@amazon.com>
Date: Wed, 19 Mar 2025 16:06:50 -0700
From: Kuniyuki Iwashima <kuniyu@...zon.com>
To: David Ahern <dsahern@...nel.org>, "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, "Paolo
 Abeni" <pabeni@...hat.com>
CC: Simon Horman <horms@...nel.org>, Kuniyuki Iwashima <kuniyu@...zon.com>,
	Kuniyuki Iwashima <kuni1840@...il.com>, <netdev@...r.kernel.org>
Subject: [PATCH v2 net-next 5/7] nexthop: Remove redundant group len check in nexthop_create_group().

The number of NHA_GROUP entries is guaranteed to be non-zero in
nh_check_attr_group().

Let's remove the redundant check in nexthop_create_group().

Signed-off-by: Kuniyuki Iwashima <kuniyu@...zon.com>
---
 net/ipv4/nexthop.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c
index fb129c830040..c552bb46aa23 100644
--- a/net/ipv4/nexthop.c
+++ b/net/ipv4/nexthop.c
@@ -2692,9 +2692,6 @@ static struct nexthop *nexthop_create_group(struct net *net,
 	int err;
 	int i;
 
-	if (WARN_ON(!num_nh))
-		return ERR_PTR(-EINVAL);
-
 	nh = nexthop_alloc();
 	if (!nh)
 		return ERR_PTR(-ENOMEM);
-- 
2.48.1