[NET]: Store skb->timestamp as offset to a base timestamp

[mirror_ubuntu-bionic-kernel.git] / net / packet / af_packet.c

diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index deb5f6f7f8584f39c32f2a40a18461be2123aa1d..ba997095f08f7ba3c670e0de052a694d39da6a11 100644 (file)
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -635,12 +635,12 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev, struct packe
        h->tp_snaplen = snaplen;
        h->tp_mac = macoff;
        h->tp_net = netoff;
-       if (skb->stamp.tv_sec == 0) { 
-               do_gettimeofday(&skb->stamp);
+       if (skb->tstamp.off_sec == 0) { 
+               __net_timestamp(skb);
                sock_enable_timestamp(sk);
        }
-       h->tp_sec = skb->stamp.tv_sec;
-       h->tp_usec = skb->stamp.tv_usec;
+       h->tp_sec = skb_tv_base.tv_sec + skb->tstamp.off_sec;
+       h->tp_usec = skb_tv_base.tv_usec + skb->tstamp.off_usec;
 
        sll = (struct sockaddr_ll*)((u8*)h + TPACKET_ALIGN(sizeof(*h)));
        sll->sll_halen = 0;