net: remove net_invalid_timestamp()

No callers since v3.15.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 8131d0d..60bd234 100644 (file)
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -3899,11 +3899,6 @@ static inline ktime_t net_timedelta(ktime_t t)
        return ktime_sub(ktime_get_real(), t);
 }
 
-static inline ktime_t net_invalid_timestamp(void)
-{
-       return 0;
-}
-
 static inline u8 skb_metadata_len(const struct sk_buff *skb)
 {
        return skb_shinfo(skb)->meta_len;