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path: root/net/xfrm/xfrm_output.c
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Diffstat (limited to 'net/xfrm/xfrm_output.c')
-rw-r--r--net/xfrm/xfrm_output.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c
index c235597ba8d..b9fe13138c0 100644
--- a/net/xfrm/xfrm_output.c
+++ b/net/xfrm/xfrm_output.c
@@ -22,7 +22,7 @@ static int xfrm_output2(struct sk_buff *skb);
static int xfrm_state_check_space(struct xfrm_state *x, struct sk_buff *skb)
{
- struct dst_entry *dst = skb->dst;
+ struct dst_entry *dst = skb_dst(skb);
int nhead = dst->header_len + LL_RESERVED_SPACE(dst->dev)
- skb_headroom(skb);
int ntail = dst->dev->needed_tailroom - skb_tailroom(skb);
@@ -39,7 +39,7 @@ static int xfrm_state_check_space(struct xfrm_state *x, struct sk_buff *skb)
static int xfrm_output_one(struct sk_buff *skb, int err)
{
- struct dst_entry *dst = skb->dst;
+ struct dst_entry *dst = skb_dst(skb);
struct xfrm_state *x = dst->xfrm;
struct net *net = xs_net(x);
@@ -94,12 +94,13 @@ resume:
goto error_nolock;
}
- if (!(skb->dst = dst_pop(dst))) {
+ dst = dst_pop(dst);
+ if (!dst) {
XFRM_INC_STATS(net, LINUX_MIB_XFRMOUTERROR);
err = -EHOSTUNREACH;
goto error_nolock;
}
- dst = skb->dst;
+ skb_dst_set(skb, dst);
x = dst->xfrm;
} while (x && !(x->outer_mode->flags & XFRM_MODE_FLAG_TUNNEL));
@@ -119,16 +120,16 @@ int xfrm_output_resume(struct sk_buff *skb, int err)
while (likely((err = xfrm_output_one(skb, err)) == 0)) {
nf_reset(skb);
- err = skb->dst->ops->local_out(skb);
+ err = skb_dst(skb)->ops->local_out(skb);
if (unlikely(err != 1))
goto out;
- if (!skb->dst->xfrm)
+ if (!skb_dst(skb)->xfrm)
return dst_output(skb);
- err = nf_hook(skb->dst->ops->family,
+ err = nf_hook(skb_dst(skb)->ops->family,
NF_INET_POST_ROUTING, skb,
- NULL, skb->dst->dev, xfrm_output2);
+ NULL, skb_dst(skb)->dev, xfrm_output2);
if (unlikely(err != 1))
goto out;
}
@@ -179,7 +180,7 @@ static int xfrm_output_gso(struct sk_buff *skb)
int xfrm_output(struct sk_buff *skb)
{
- struct net *net = dev_net(skb->dst->dev);
+ struct net *net = dev_net(skb_dst(skb)->dev);
int err;
if (skb_is_gso(skb))
@@ -202,7 +203,7 @@ int xfrm_inner_extract_output(struct xfrm_state *x, struct sk_buff *skb)
struct xfrm_mode *inner_mode;
if (x->sel.family == AF_UNSPEC)
inner_mode = xfrm_ip2inner_mode(x,
- xfrm_af2proto(skb->dst->ops->family));
+ xfrm_af2proto(skb_dst(skb)->ops->family));
else
inner_mode = x->inner_mode;