net: xfrm: xfrm_policy: silence compiler warning
Fix below compiler warning:
net/xfrm/xfrm_policy.c:1644:12: warning: ‘xfrm_dst_alloc_copy’ defined but not used [-Wunused-function]
Signed-off-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index b390446..e205c4b 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1641,6 +1641,7 @@
goto out;
}
+#ifdef CONFIG_XFRM_SUB_POLICY
static int xfrm_dst_alloc_copy(void **target, const void *src, int size)
{
if (!*target) {
@@ -1652,6 +1653,7 @@
memcpy(*target, src, size);
return 0;
}
+#endif
static int xfrm_dst_update_parent(struct dst_entry *dst,
const struct xfrm_selector *sel)