compat: backport siphash & dst_cache from mainline

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/src/peer.h b/src/peer.h
index d05062f..dc4bfee 100644
--- a/src/peer.h
+++ b/src/peer.h
@@ -10,9 +10,7 @@
 #include <linux/netfilter.h>
 #include <linux/spinlock.h>
 #include <linux/kref.h>
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 6, 0)
 #include <net/dst_cache.h>
-#endif
 
 struct wireguard_device;