diff options
| author | Florian Westphal <fw@strlen.de> | 2018-12-18 17:15:19 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-12-19 11:21:37 -0800 |
| commit | 7af8f4ca314a592e2ba49cb5ea1de1325974998e (patch) | |
| tree | d5c8d8986c2ca44f3e4c4274b927bae8caa2a00d | |
| parent | 0ca64da128b816b2826e9b469f47239c47f1df31 (diff) | |
| download | lwn-7af8f4ca314a592e2ba49cb5ea1de1325974998e.tar.gz lwn-7af8f4ca314a592e2ba49cb5ea1de1325974998e.zip | |
net: move secpath_exist helper to sk_buff.h
Future patch will remove skb->sp pointer.
To reduce noise in those patches, move existing helper to
sk_buff and use it in more places to ease skb->sp replacement later.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | include/linux/skbuff.h | 13 | ||||
| -rw-r--r-- | include/net/xfrm.h | 9 | ||||
| -rw-r--r-- | net/netfilter/nft_meta.c | 2 |
3 files changed, 11 insertions, 13 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 2f42d2e99f17..70ac58240ec0 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -4066,12 +4066,19 @@ static inline void skb_init_secmark(struct sk_buff *skb) { } #endif +static inline int secpath_exists(const struct sk_buff *skb) +{ +#ifdef CONFIG_XFRM + return skb->sp != NULL; +#else + return 0; +#endif +} + static inline bool skb_irq_freeable(const struct sk_buff *skb) { return !skb->destructor && -#if IS_ENABLED(CONFIG_XFRM) - !skb->sp && -#endif + !secpath_exists(skb) && !skb_nfct(skb) && !skb->_skb_refdst && !skb_has_frag_list(skb); diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 62ca62177bc6..9cb506d09b98 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -1104,15 +1104,6 @@ struct sec_path { struct xfrm_offload ovec[XFRM_MAX_OFFLOAD_DEPTH]; }; -static inline int secpath_exists(struct sk_buff *skb) -{ -#ifdef CONFIG_XFRM - return skb->sp != NULL; -#else - return 0; -#endif -} - static inline struct sec_path * secpath_get(struct sec_path *sp) { diff --git a/net/netfilter/nft_meta.c b/net/netfilter/nft_meta.c index 6180626c3f80..6df486c5ebd3 100644 --- a/net/netfilter/nft_meta.c +++ b/net/netfilter/nft_meta.c @@ -229,7 +229,7 @@ void nft_meta_get_eval(const struct nft_expr *expr, } #ifdef CONFIG_XFRM case NFT_META_SECPATH: - nft_reg_store8(dest, !!skb->sp); + nft_reg_store8(dest, secpath_exists(skb)); break; #endif #ifdef CONFIG_NF_TABLES_BRIDGE |