[PATCH 5.10 083/112] net: tipc: fix possible refcount leak in tipc_sk_create()

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From: Hangyu Hua <hbh25y@xxxxxxxxx>

[ Upstream commit 00aff3590fc0a73bddd3b743863c14e76fd35c0c ]

Free sk in case tipc_sk_insert() fails.

Signed-off-by: Hangyu Hua <hbh25y@xxxxxxxxx>
Reviewed-by: Tung Nguyen <tung.q.nguyen@xxxxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 net/tipc/socket.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 42283dc6c5b7..38256aabf4f1 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -489,6 +489,7 @@ static int tipc_sk_create(struct net *net, struct socket *sock,
 	sock_init_data(sock, sk);
 	tipc_set_sk_state(sk, TIPC_OPEN);
 	if (tipc_sk_insert(tsk)) {
+		sk_free(sk);
 		pr_warn("Socket create failed; port number exhausted\n");
 		return -EINVAL;
 	}
-- 
2.35.1






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