netdev - [PATCH net 2/5] netfilter: nf_tables: Modify nla_memdup's flag to GFP_KERNEL

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Message-Id: <20230418145048.67270-3-pablo@netfilter.org>
Date:   Tue, 18 Apr 2023 16:50:45 +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
Subject: [PATCH net 2/5] netfilter: nf_tables: Modify nla_memdup's flag to GFP_KERNEL_ACCOUNT

From: Chen Aotian <chenaotian2@....com>

For memory alloc that store user data from nla[NFTA_OBJ_USERDATA],
use GFP_KERNEL_ACCOUNT is more suitable.

Fixes: 33758c891479 ("memcg: enable accounting for nft objects")
Signed-off-by: Chen Aotian <chenaotian2@....com>
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
---
 net/netfilter/nf_tables_api.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 6004d4b24451..cd52109e674a 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -7052,7 +7052,7 @@ static int nf_tables_newobj(struct sk_buff *skb, const struct nfnl_info *info,
 	}
 
 	if (nla[NFTA_OBJ_USERDATA]) {
-		obj->udata = nla_memdup(nla[NFTA_OBJ_USERDATA], GFP_KERNEL);
+		obj->udata = nla_memdup(nla[NFTA_OBJ_USERDATA], GFP_KERNEL_ACCOUNT);
 		if (obj->udata == NULL)
 			goto err_userdata;
 
-- 
2.30.2