netdev - [PATCH net-next 23/26] netfilter: nf_tables: Sort labels in nft_netdev_hook

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Message-Id: <20250523132712.458507-24-pablo@netfilter.org>
Date: Fri, 23 May 2025 15:27:09 +0200
From: Pablo Neira Ayuso <pablo@...filter.org>
To: netfilter-devel@...r.kernel.org
Cc: davem@...emloft.net,
	netdev@...r.kernel.org,
	kuba@...nel.org,
	pabeni@...hat.com,
	edumazet@...gle.com,
	fw@...len.de,
	horms@...nel.org
Subject: [PATCH net-next 23/26] netfilter: nf_tables: Sort labels in nft_netdev_hook_alloc()

From: Phil Sutter <phil@....cc>

No point in having err_hook_alloc, just call return directly. Also
rename err_hook_dev - it's not about the hook's device but freeing the
hook itself.

Signed-off-by: Phil Sutter <phil@....cc>
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
---
 net/netfilter/nf_tables_api.c | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 452f8a42d5e6..fabc82c98871 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -2315,15 +2315,14 @@ static struct nft_hook *nft_netdev_hook_alloc(struct net *net,
 	int err;
 
 	hook = kzalloc(sizeof(struct nft_hook), GFP_KERNEL_ACCOUNT);
-	if (!hook) {
-		err = -ENOMEM;
-		goto err_hook_alloc;
-	}
+	if (!hook)
+		return ERR_PTR(-ENOMEM);
+
 	INIT_LIST_HEAD(&hook->ops_list);
 
 	err = nla_strscpy(hook->ifname, attr, IFNAMSIZ);
 	if (err < 0)
-		goto err_hook_dev;
+		goto err_hook_free;
 
 	hook->ifnamelen = nla_len(attr);
 
@@ -2334,22 +2333,21 @@ static struct nft_hook *nft_netdev_hook_alloc(struct net *net,
 	dev = __dev_get_by_name(net, hook->ifname);
 	if (!dev) {
 		err = -ENOENT;
-		goto err_hook_dev;
+		goto err_hook_free;
 	}
 
 	ops = kzalloc(sizeof(struct nf_hook_ops), GFP_KERNEL_ACCOUNT);
 	if (!ops) {
 		err = -ENOMEM;
-		goto err_hook_dev;
+		goto err_hook_free;
 	}
 	ops->dev = dev;
 	list_add_tail(&ops->list, &hook->ops_list);
 
 	return hook;
 
-err_hook_dev:
+err_hook_free:
 	kfree(hook);
-err_hook_alloc:
 	return ERR_PTR(err);
 }
 
-- 
2.30.2