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amt: fix possible memory leak in amt_rcv()

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If an amt receives packets and it finds socket.
If it can't find a socket, it should free a received skb.
But it doesn't.
So, a memory leak would possibly occur.

Fixes: cbc21dc1cf ("amt: add data plane of amt interface")
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Taehee Yoo 2022-05-23 16:17:08 +00:00 committed by Jakub Kicinski
parent ac1dbf5598
commit 1a1a0e80e0
1 changed files with 1 additions and 1 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/net/amt.c
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@ -2679,7 +2679,7 @@ static int amt_rcv(struct sock *sk, struct sk_buff *skb)
amt = rcu_dereference_sk_user_data(sk);
if (!amt) {
err = true;
goto out;
goto drop;
}
skb->dev = amt->dev;