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Commit b80d7226 authored by David S. Miller's avatar David S. Miller
Browse files

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: default avatarDavid S. Miller <davem@davemloft.net>
Acked-by: default avatarEric Dumazet <eric.dumazet@gmail.com>
parent bdc712b4

net/ipv4/ip_output.c

+4 −1
Original line number Diff line number Diff line
@@ -1408,7 +1408,7 @@ struct sk_buff *ip_make_skb(struct sock *sk, 
			    struct ipcm_cookie *ipc, struct rtable **rtp,

			    unsigned int flags)

{

	struct inet_cork cork = {};

	struct inet_cork cork;

	struct sk_buff_head queue;

	int err;
@@ -1417,6 +1417,9 @@ struct sk_buff *ip_make_skb(struct sock *sk, 


	__skb_queue_head_init(&queue);



	cork.flags = 0;

	cork.addr = 0;

	cork.opt = 0;

	err = ip_setup_cork(sk, &cork, ipc, rtp);

	if (err)

		return ERR_PTR(err);