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| author | Florian Westphal <fw@strlen.de> | 2020-05-04 11:06:04 +0300 |
|---|---|---|
| committer | Steffen Klassert <steffen.klassert@secunet.com> | 2020-05-06 10:40:08 +0300 |
| commit | a269fbfc4e9ffe48c1f8142e60a49b6f2e588c58 (patch) | |
| tree | 0459d0299d1d7c059f5950180fcbb8fe2fbc0bcc /net/xfrm/xfrm_inout.h | |
| parent | 6d64be3da282908bb17b0803b9edad8852ffea56 (diff) | |
| download | linux-a269fbfc4e9ffe48c1f8142e60a49b6f2e588c58.tar.xz | |
xfrm: state: remove extract_input indirection from xfrm_state_afinfo
In order to keep CONFIG_IPV6=m working, xfrm6_extract_header needs to be
duplicated. It will be removed again in a followup change when the
remaining caller is moved to net/xfrm as well.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'net/xfrm/xfrm_inout.h')
| -rw-r--r-- | net/xfrm/xfrm_inout.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/net/xfrm/xfrm_inout.h b/net/xfrm/xfrm_inout.h index c7b0318938e2..e24abac92dc2 100644 --- a/net/xfrm/xfrm_inout.h +++ b/net/xfrm/xfrm_inout.h @@ -6,6 +6,24 @@ #ifndef XFRM_INOUT_H #define XFRM_INOUT_H 1 +static inline void xfrm6_extract_header(struct sk_buff *skb) +{ +#if IS_ENABLED(CONFIG_IPV6) + struct ipv6hdr *iph = ipv6_hdr(skb); + + XFRM_MODE_SKB_CB(skb)->ihl = sizeof(*iph); + XFRM_MODE_SKB_CB(skb)->id = 0; + XFRM_MODE_SKB_CB(skb)->frag_off = htons(IP_DF); + XFRM_MODE_SKB_CB(skb)->tos = ipv6_get_dsfield(iph); + XFRM_MODE_SKB_CB(skb)->ttl = iph->hop_limit; + XFRM_MODE_SKB_CB(skb)->optlen = 0; + memcpy(XFRM_MODE_SKB_CB(skb)->flow_lbl, iph->flow_lbl, + sizeof(XFRM_MODE_SKB_CB(skb)->flow_lbl)); +#else + WARN_ON_ONCE(1); +#endif +} + static inline void xfrm6_beet_make_header(struct sk_buff *skb) { struct ipv6hdr *iph = ipv6_hdr(skb); |