Commit e49aa5d4 authored by Ilpo Jrvinen's avatar Ilpo Jrvinen Committed by David S. Miller
Browse files

[TCP]: Add unlikely() to sacktag out-of-mem in fragment case 



Signed-off-by: default avatarIlpo Jrvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c7caf8d3

net/ipv4/tcp_input.c

+1 −1
Original line number Diff line number Diff line
@@ -1400,7 +1400,7 @@ tcp_sacktag_write_queue(struct sock *sk, struct sk_buff *ack_skb, u32 prior_snd_ 
			/* DSACK info lost if out-of-mem, try SACK still */

			if (in_sack <= 0)

				in_sack = tcp_match_skb_to_sack(sk, skb, start_seq, end_seq);

			if (in_sack < 0)

			if (unlikely(in_sack < 0))

				break;



			sacked = TCP_SKB_CB(skb)->sacked;