Revert "tcp: check skb is non-NULL in tcp_rto_delta_us()"

This reverts commit 24ac31b7d4.
This commit is contained in:
Ksawlii 2024-11-24 00:23:18 +01:00
parent 8c89e5a8e9
commit e5961ab93c

View file

@ -2124,26 +2124,9 @@ static inline s64 tcp_rto_delta_us(const struct sock *sk)
{
const struct sk_buff *skb = tcp_rtx_queue_head(sk);
u32 rto = inet_csk(sk)->icsk_rto;
u64 rto_time_stamp_us = tcp_skb_timestamp_us(skb) + jiffies_to_usecs(rto);
if (likely(skb)) {
u64 rto_time_stamp_us = tcp_skb_timestamp_us(skb) + jiffies_to_usecs(rto);
return rto_time_stamp_us - tcp_sk(sk)->tcp_mstamp;
} else {
WARN_ONCE(1,
"rtx queue emtpy: "
"out:%u sacked:%u lost:%u retrans:%u "
"tlp_high_seq:%u sk_state:%u ca_state:%u "
"advmss:%u mss_cache:%u pmtu:%u\n",
tcp_sk(sk)->packets_out, tcp_sk(sk)->sacked_out,
tcp_sk(sk)->lost_out, tcp_sk(sk)->retrans_out,
tcp_sk(sk)->tlp_high_seq, sk->sk_state,
inet_csk(sk)->icsk_ca_state,
tcp_sk(sk)->advmss, tcp_sk(sk)->mss_cache,
inet_csk(sk)->icsk_pmtu_cookie);
return jiffies_to_usecs(rto);
}
return rto_time_stamp_us - tcp_sk(sk)->tcp_mstamp;
}
/*