Commit 9688f9b0 authored Jul 26, 2017 by Paolo Abeni Committed by David S. Miller Jul 26, 2017

udp: unbreak build lacking CONFIG_XFRM



We must use pre-processor conditional block or suitable accessors to
manipulate skb->sp elsewhere builds lacking the CONFIG_XFRM will break.

Fixes: dce4551c ("udp: preserve head state for IP_CMSG_PASSSEC")
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 4813497b

net/ipv4/udp.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1786,7 +1786,7 @@ static int __udp_queue_rcv_skb(struct sock sk, struct sk_buff skb)
		* the IP options and the cmsg flags, elsewhere can we clear all
		* pending head states while they are hot in the cache
		*/
		if (likely(IPCB(skb)->opt.optlen == 0 && !skb->sp))
		if (likely(IPCB(skb)->opt.optlen == 0 && !skb_sec_path(skb)))
		skb_release_head_state(skb);

		rc = __udp_enqueue_schedule_skb(sk, skb);