linux-kernel - [PATCH] net: sched: Fix an endian bug in tcf_proto

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Message-Id: <20231117093110.1842011-1-chentao@kylinos.cn>
Date:   Fri, 17 Nov 2023 17:31:10 +0800
From:   Kunwu Chan <chentao@...inos.cn>
To:     jhs@...atatu.com, xiyou.wangcong@...il.com, jiri@...nulli.us,
        davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com
Cc:     kunwu.chan@...mail.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, Kunwu Chan <chentao@...inos.cn>
Subject: [PATCH] net: sched: Fix an endian bug in tcf_proto_create

net/sched/cls_api.c:390:22: warning: incorrect type in assignment (different base types)
net/sched/cls_api.c:390:22:    expected restricted __be16 [usertype] protocol
net/sched/cls_api.c:390:22:    got unsigned int [usertype] protocol

Fixes: 33a48927c193 ("sched: push TC filter protocol creation into a separate function")

Signed-off-by: Kunwu Chan <chentao@...inos.cn>
---
 net/sched/cls_api.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 1976bd163986..f73f39f61f66 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -387,7 +387,7 @@ static struct tcf_proto *tcf_proto_create(const char *kind, u32 protocol,
 		goto errout;
 	}
 	tp->classify = tp->ops->classify;
-	tp->protocol = protocol;
+	tp->protocol = cpu_to_be16(protocol);
 	tp->prio = prio;
 	tp->chain = chain;
 	spin_lock_init(&tp->lock);
-- 
2.34.1