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inet6: constify 'struct net' parameter of various lookup helpers

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Following helpers do not touch their struct net argument:

- bpf_sk_lookup_run_v6()
- __inet6_lookup_established()
- inet6_lookup_reuseport()
- inet6_lookup_listener()
- inet6_lookup_run_sk_lookup()
- __inet6_lookup()
- inet6_lookup()

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20240802134029.3748005-5-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Eric Dumazet 2024-08-02 13:40:28 +00:00 committed by Jakub Kicinski
parent b9abcbb123
commit 10b2a44ccb
3 changed files with 14 additions and 13 deletions
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2
include/linux/filter.h
View File

@ -1653,7 +1653,7 @@ static inline bool bpf_sk_lookup_run_v4(const struct net *net, int protocol,
}
#if IS_ENABLED(CONFIG_IPV6)
static inline bool bpf_sk_lookup_run_v6(struct net *net, int protocol,
static inline bool bpf_sk_lookup_run_v6(const struct net *net, int protocol,
const struct in6_addr *saddr,
const __be16 sport,
const struct in6_addr *daddr,

12
include/net/inet6_hashtables.h
View File

@ -40,7 +40,7 @@ static inline unsigned int __inet6_ehashfn(const u32 lhash,
*
* The sockhash lock must be held as a reader here.
*/
struct sock *__inet6_lookup_established(struct net *net,
struct sock *__inet6_lookup_established(const struct net *net,
struct inet_hashinfo *hashinfo,
const struct in6_addr *saddr,
const __be16 sport,
@ -56,7 +56,7 @@ inet6_ehashfn_t inet6_ehashfn;
INDIRECT_CALLABLE_DECLARE(inet6_ehashfn_t udp6_ehashfn);
struct sock *inet6_lookup_reuseport(struct net *net, struct sock *sk,
struct sock *inet6_lookup_reuseport(const struct net *net, struct sock *sk,
struct sk_buff *skb, int doff,
const struct in6_addr *saddr,
__be16 sport,
@ -64,7 +64,7 @@ struct sock *inet6_lookup_reuseport(struct net *net, struct sock *sk,
unsigned short hnum,
inet6_ehashfn_t *ehashfn);
struct sock *inet6_lookup_listener(struct net *net,
struct sock *inet6_lookup_listener(const struct net *net,
struct inet_hashinfo *hashinfo,
struct sk_buff *skb, int doff,
const struct in6_addr *saddr,
@ -73,7 +73,7 @@ struct sock *inet6_lookup_listener(struct net *net,
const unsigned short hnum,
const int dif, const int sdif);
struct sock *inet6_lookup_run_sk_lookup(struct net *net,
struct sock *inet6_lookup_run_sk_lookup(const struct net *net,
int protocol,
struct sk_buff *skb, int doff,
const struct in6_addr *saddr,
@ -82,7 +82,7 @@ struct sock *inet6_lookup_run_sk_lookup(struct net *net,
const u16 hnum, const int dif,
inet6_ehashfn_t *ehashfn);
static inline struct sock *__inet6_lookup(struct net *net,
static inline struct sock *__inet6_lookup(const struct net *net,
struct inet_hashinfo *hashinfo,
struct sk_buff *skb, int doff,
const struct in6_addr *saddr,
@ -167,7 +167,7 @@ static inline struct sock *__inet6_lookup_skb(struct inet_hashinfo *hashinfo,
iif, sdif, refcounted);
}
struct sock *inet6_lookup(struct net *net, struct inet_hashinfo *hashinfo,
struct sock *inet6_lookup(const struct net *net, struct inet_hashinfo *hashinfo,
struct sk_buff *skb, int doff,
const struct in6_addr *saddr, const __be16 sport,
const struct in6_addr *daddr, const __be16 dport,

13
net/ipv6/inet6_hashtables.c
View File

@ -46,7 +46,7 @@ EXPORT_SYMBOL_GPL(inet6_ehashfn);
*
* The sockhash lock must be held as a reader here.
*/
struct sock *__inet6_lookup_established(struct net *net,
struct sock *__inet6_lookup_established(const struct net *net,
struct inet_hashinfo *hashinfo,
const struct in6_addr *saddr,
const __be16 sport,
@ -126,7 +126,7 @@ static inline int compute_score(struct sock *sk, const struct net *net,
* Return: NULL if sk doesn't have SO_REUSEPORT set, otherwise a pointer to
* the selected sock or an error.
*/
struct sock *inet6_lookup_reuseport(struct net *net, struct sock *sk,
struct sock *inet6_lookup_reuseport(const struct net *net, struct sock *sk,
struct sk_buff *skb, int doff,
const struct in6_addr *saddr,
__be16 sport,
@ -147,7 +147,7 @@ struct sock *inet6_lookup_reuseport(struct net *net, struct sock *sk,
EXPORT_SYMBOL_GPL(inet6_lookup_reuseport);
/* called with rcu_read_lock() */
static struct sock *inet6_lhash2_lookup(struct net *net,
static struct sock *inet6_lhash2_lookup(const struct net *net,
struct inet_listen_hashbucket *ilb2,
struct sk_buff *skb, int doff,
const struct in6_addr *saddr,
@ -174,7 +174,7 @@ static struct sock *inet6_lhash2_lookup(struct net *net,
return result;
}
struct sock *inet6_lookup_run_sk_lookup(struct net *net,
struct sock *inet6_lookup_run_sk_lookup(const struct net *net,
int protocol,
struct sk_buff *skb, int doff,
const struct in6_addr *saddr,
@ -199,7 +199,7 @@ struct sock *inet6_lookup_run_sk_lookup(struct net *net,
}
EXPORT_SYMBOL_GPL(inet6_lookup_run_sk_lookup);
struct sock *inet6_lookup_listener(struct net *net,
struct sock *inet6_lookup_listener(const struct net *net,
struct inet_hashinfo *hashinfo,
struct sk_buff *skb, int doff,
const struct in6_addr *saddr,
@ -243,7 +243,8 @@ done:
}
EXPORT_SYMBOL_GPL(inet6_lookup_listener);
struct sock *inet6_lookup(struct net *net, struct inet_hashinfo *hashinfo,
struct sock *inet6_lookup(const struct net *net,
struct inet_hashinfo *hashinfo,
struct sk_buff *skb, int doff,
const struct in6_addr *saddr, const __be16 sport,
const struct in6_addr *daddr, const __be16 dport,