On 3/18/2022 11:58 AM, Hoang Le wrote:
> In the timer callback function tipc_sk_timeout(), we're trying to
> reschedule another timeout to retransmit a setup request if destination
> link is congested. But we use the incorrect timeout value
> (msecs_to_jiffies(100)) instead of (jiffies + msecs_to_jiffies(100)),
> so that the timer expires immediately, it's irrelevant for original
> description.
>
> In this commit we correct the timeout value in sk_reset_timer()
>
> Fixes: 6787927475e5 ("tipc: buffer overflow handling in listener socket")
> Signed-off-by: Hoang Le <hoang.h...@dektech.com.au>
Acked-by: Ying Xue <ying....@windriver.com>
> ---
> net/tipc/socket.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/net/tipc/socket.c b/net/tipc/socket.c
> index 7545321c3440..17f8c523e33b 100644
> --- a/net/tipc/socket.c
> +++ b/net/tipc/socket.c
> @@ -2852,7 +2852,8 @@ static void tipc_sk_retry_connect(struct sock *sk,
> struct sk_buff_head *list)
>
> /* Try again later if dest link is congested */
> if (tsk->cong_link_cnt) {
> - sk_reset_timer(sk, &sk->sk_timer, msecs_to_jiffies(100));
> + sk_reset_timer(sk, &sk->sk_timer,
> + jiffies + msecs_to_jiffies(100));
> return;
> }
> /* Prepare SYN for retransmit */
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