diff options
| author | Florian Westphal <fw@strlen.de> | 2021-06-11 12:50:10 +0200 |
|---|---|---|
| committer | Steffen Klassert <steffen.klassert@secunet.com> | 2021-06-11 14:48:50 +0200 |
| commit | 9acf4d3b9ec15f27a7d027c4ae4736c2fb967391 (patch) | |
| tree | 1d5de430f8377cb03f8f86c642ec220a17a48cd8 /net/xfrm/xfrm_output.c | |
| parent | 7a7ae1eba24a04fdaf84ef6a11760b5b8db3f723 (diff) | |
xfrm: ipv6: add xfrm6_hdr_offset helper
This moves the ->hdr_offset indirect call to a new helper.
A followup patch can then modify the new function to replace
the indirect call by direct calls to the required hdr_offset helper.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'net/xfrm/xfrm_output.c')
| -rw-r--r-- | net/xfrm/xfrm_output.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c index e4cb0ff4dcf4..6b44b6e738f7 100644 --- a/net/xfrm/xfrm_output.c +++ b/net/xfrm/xfrm_output.c @@ -77,6 +77,11 @@ static int xfrm4_transport_output(struct xfrm_state *x, struct sk_buff *skb) return 0; } +static int xfrm6_hdr_offset(struct xfrm_state *x, struct sk_buff *skb, u8 **prevhdr) +{ + return x->type->hdr_offset(x, skb, prevhdr); +} + /* Add encapsulation header. * * The IP header and mutable extension headers will be moved forward to make @@ -92,7 +97,7 @@ static int xfrm6_transport_output(struct xfrm_state *x, struct sk_buff *skb) iph = ipv6_hdr(skb); skb_set_inner_transport_header(skb, skb_transport_offset(skb)); - hdr_len = x->type->hdr_offset(x, skb, &prevhdr); + hdr_len = xfrm6_hdr_offset(x, skb, &prevhdr); if (hdr_len < 0) return hdr_len; skb_set_mac_header(skb, @@ -122,7 +127,7 @@ static int xfrm6_ro_output(struct xfrm_state *x, struct sk_buff *skb) iph = ipv6_hdr(skb); - hdr_len = x->type->hdr_offset(x, skb, &prevhdr); + hdr_len = xfrm6_hdr_offset(x, skb, &prevhdr); if (hdr_len < 0) return hdr_len; skb_set_mac_header(skb, |