5 files changed, 0 insertions, 71 deletions
diff --git a/net/ipv6/xfrm6_mode_beet.c b/net/ipv6/xfrm6_mode_beet.c
index eadacaddfcae..6f35e24f0077 100644
--- a/net/ipv6/xfrm6_mode_beet.c
+++ b/net/ipv6/xfrm6_mode_beet.c
@@ -105,7 +105,6 @@ out:
 static struct xfrm_mode xfrm6_beet_mode = {
 	.input2 = xfrm6_beet_input,
 	.output2 = xfrm6_beet_output,
-	.output = xfrm6_prepare_output,
 	.owner = THIS_MODULE,
 	.encap = XFRM_MODE_BEET,
 	.flags = XFRM_MODE_FLAG_TUNNEL,
diff --git a/net/ipv6/xfrm6_mode_ro.c b/net/ipv6/xfrm6_mode_ro.c
index 0408547d01ab..d0a6a4dbd689 100644
--- a/net/ipv6/xfrm6_mode_ro.c
+++ b/net/ipv6/xfrm6_mode_ro.c
@@ -33,35 +33,7 @@
 #include <net/ipv6.h>
 #include <net/xfrm.h>
 
-/* Add route optimization header space.
- *
- * The IP header and mutable extension headers will be moved forward to make
- * space for the route optimization header.
- */
-static int xfrm6_ro_output(struct xfrm_state *x, struct sk_buff *skb)
-{
-	struct ipv6hdr *iph;
-	u8 *prevhdr;
-	int hdr_len;
-
-	iph = ipv6_hdr(skb);
-
-	hdr_len = x->type->hdr_offset(x, skb, &prevhdr);
-	if (hdr_len < 0)
-		return hdr_len;
-	skb_set_mac_header(skb, (prevhdr - x->props.header_len) - skb->data);
-	skb_set_network_header(skb, -x->props.header_len);
-	skb->transport_header = skb->network_header + hdr_len;
-	__skb_pull(skb, hdr_len);
-	memmove(ipv6_hdr(skb), iph, hdr_len);
-
-	x->lastused = ktime_get_real_seconds();
-
-	return 0;
-}
-
 static struct xfrm_mode xfrm6_ro_mode = {
-	.output = xfrm6_ro_output,
 	.owner = THIS_MODULE,
 	.encap = XFRM_MODE_ROUTEOPTIMIZATION,
 	.family = AF_INET6,
diff --git a/net/ipv6/xfrm6_mode_transport.c b/net/ipv6/xfrm6_mode_transport.c
index 4c306bb99284..1e7165a8481a 100644
--- a/net/ipv6/xfrm6_mode_transport.c
+++ b/net/ipv6/xfrm6_mode_transport.c
@@ -15,31 +15,6 @@
 #include <net/xfrm.h>
 #include <net/protocol.h>
 
-/* Add encapsulation header.
- *
- * The IP header and mutable extension headers will be moved forward to make
- * space for the encapsulation header.
- */
-static int xfrm6_transport_output(struct xfrm_state *x, struct sk_buff *skb)
-{
-	struct ipv6hdr *iph;
-	u8 *prevhdr;
-	int hdr_len;
-
-	iph = ipv6_hdr(skb);
-	skb_set_inner_transport_header(skb, skb_transport_offset(skb));
-
-	hdr_len = x->type->hdr_offset(x, skb, &prevhdr);
-	if (hdr_len < 0)
-		return hdr_len;
-	skb_set_mac_header(skb, (prevhdr - x->props.header_len) - skb->data);
-	skb_set_network_header(skb, -x->props.header_len);
-	skb->transport_header = skb->network_header + hdr_len;
-	__skb_pull(skb, hdr_len);
-	memmove(ipv6_hdr(skb), iph, hdr_len);
-	return 0;
-}
-
 static struct sk_buff *xfrm4_transport_gso_segment(struct xfrm_state *x,
 						   struct sk_buff *skb,
 						   netdev_features_t features)
@@ -70,7 +45,6 @@ static void xfrm6_transport_xmit(struct xfrm_state *x, struct sk_buff *skb)
 }
 
 static struct xfrm_mode xfrm6_transport_mode = {
-	.output = xfrm6_transport_output,
 	.gso_segment = xfrm4_transport_gso_segment,
 	.xmit = xfrm6_transport_xmit,
 	.owner = THIS_MODULE,
diff --git a/net/ipv6/xfrm6_mode_tunnel.c b/net/ipv6/xfrm6_mode_tunnel.c
index 1e9677fd6559..e1a129524dde 100644
--- a/net/ipv6/xfrm6_mode_tunnel.c
+++ b/net/ipv6/xfrm6_mode_tunnel.c
@@ -123,7 +123,6 @@ static void xfrm6_mode_tunnel_xmit(struct xfrm_state *x, struct sk_buff *skb)
 static struct xfrm_mode xfrm6_tunnel_mode = {
 	.input2 = xfrm6_mode_tunnel_input,
 	.output2 = xfrm6_mode_tunnel_output,
-	.output = xfrm6_prepare_output,
 	.gso_segment = xfrm6_mode_tunnel_gso_segment,
 	.xmit = xfrm6_mode_tunnel_xmit,
 	.owner = THIS_MODULE,
diff --git a/net/ipv6/xfrm6_output.c b/net/ipv6/xfrm6_output.c
index 6a74080005cf..2b663d2ffdcd 100644
--- a/net/ipv6/xfrm6_output.c
+++ b/net/ipv6/xfrm6_output.c
@@ -111,21 +111,6 @@ int xfrm6_extract_output(struct xfrm_state *x, struct sk_buff *skb)
 	return xfrm6_extract_header(skb);
 }
 
-int xfrm6_prepare_output(struct xfrm_state *x, struct sk_buff *skb)
-{
-	int err;
-
-	err = xfrm_inner_extract_output(x, skb);
-	if (err)
-		return err;
-
-	skb->ignore_df = 1;
-	skb->protocol = htons(ETH_P_IPV6);
-
-	return x->outer_mode->output2(x, skb);
-}
-EXPORT_SYMBOL(xfrm6_prepare_output);
-
 int xfrm6_output_finish(struct sock *sk, struct sk_buff *skb)
 {
 	memset(IP6CB(skb), 0, sizeof(*IP6CB(skb)));