From 4bfabc46f877b9c8393d17b9c0a54660af2c0cad Mon Sep 17 00:00:00 2001 From: Taehee Yoo Date: Mon, 25 Feb 2019 18:42:33 +0900 Subject: [PATCH] tcp: remove unused parameter of tcp_sacktag_bsearch() parameter state in the tcp_sacktag_bsearch() is not used. So, it can be removed. Signed-off-by: Taehee Yoo Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- net/ipv4/tcp_input.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 7a027dec649b..6ac274249961 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -1574,9 +1574,7 @@ static struct sk_buff *tcp_sacktag_walk(struct sk_buff *skb, struct sock *sk, return skb; } -static struct sk_buff *tcp_sacktag_bsearch(struct sock *sk, - struct tcp_sacktag_state *state, - u32 seq) +static struct sk_buff *tcp_sacktag_bsearch(struct sock *sk, u32 seq) { struct rb_node *parent, **p = &sk->tcp_rtx_queue.rb_node; struct sk_buff *skb; @@ -1598,13 +1596,12 @@ static struct sk_buff *tcp_sacktag_bsearch(struct sock *sk, } static struct sk_buff *tcp_sacktag_skip(struct sk_buff *skb, struct sock *sk, - struct tcp_sacktag_state *state, u32 skip_to_seq) { if (skb && after(TCP_SKB_CB(skb)->seq, skip_to_seq)) return skb; - return tcp_sacktag_bsearch(sk, state, skip_to_seq); + return tcp_sacktag_bsearch(sk, skip_to_seq); } static struct sk_buff *tcp_maybe_skipping_dsack(struct sk_buff *skb, @@ -1617,7 +1614,7 @@ static struct sk_buff *tcp_maybe_skipping_dsack(struct sk_buff *skb, return skb; if (before(next_dup->start_seq, skip_to_seq)) { - skb = tcp_sacktag_skip(skb, sk, state, next_dup->start_seq); + skb = tcp_sacktag_skip(skb, sk, next_dup->start_seq); skb = tcp_sacktag_walk(skb, sk, NULL, state, next_dup->start_seq, next_dup->end_seq, 1); @@ -1758,8 +1755,7 @@ tcp_sacktag_write_queue(struct sock *sk, const struct sk_buff *ack_skb, /* Head todo? */ if (before(start_seq, cache->start_seq)) { - skb = tcp_sacktag_skip(skb, sk, state, - start_seq); + skb = tcp_sacktag_skip(skb, sk, start_seq); skb = tcp_sacktag_walk(skb, sk, next_dup, state, start_seq, @@ -1785,7 +1781,7 @@ tcp_sacktag_write_queue(struct sock *sk, const struct sk_buff *ack_skb, goto walk; } - skb = tcp_sacktag_skip(skb, sk, state, cache->end_seq); + skb = tcp_sacktag_skip(skb, sk, cache->end_seq); /* Check overlap against next cached too (past this one already) */ cache++; continue; @@ -1796,7 +1792,7 @@ tcp_sacktag_write_queue(struct sock *sk, const struct sk_buff *ack_skb, if (!skb) break; } - skb = tcp_sacktag_skip(skb, sk, state, start_seq); + skb = tcp_sacktag_skip(skb, sk, start_seq); walk: skb = tcp_sacktag_walk(skb, sk, next_dup, state,