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alistair23-linux
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ipv4: Initialize on-stack cork more efficiently. 

ip_setup_cork() explicitly initializes every member of
inet_cork except flags, addr, and opt.  So we can simply
set those three members to zero instead of using a
memset() via an empty struct assignment.

Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
hifive-unleashed-5.1
David S. Miller 2011-05-06 15:06:01 -07:00
parent bdc712b4c2
commit b80d72261a
1 changed files with 4 additions and 1 deletions
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5
net/ipv4/ip_output.c
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@ -1408,7 +1408,7 @@ struct sk_buff *ip_make_skb(struct sock *sk,
struct ipcm_cookie *ipc, struct rtable **rtp, struct ipcm_cookie *ipc, struct rtable **rtp,
unsigned int flags) unsigned int flags)
{ {
struct inet_cork cork = {}; struct inet_cork cork;
struct sk_buff_head queue; struct sk_buff_head queue;
int err; int err;
@ -1417,6 +1417,9 @@ struct sk_buff *ip_make_skb(struct sock *sk,
__skb_queue_head_init(&queue); __skb_queue_head_init(&queue);
cork.flags = 0;
cork.addr = 0;
cork.opt = 0;
err = ip_setup_cork(sk, &cork, ipc, rtp); err = ip_setup_cork(sk, &cork, ipc, rtp);
if (err) if (err)
return ERR_PTR(err); return ERR_PTR(err);