Commit 66eb554c authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

ipv6: constify inet6_mc_check() 



inet6_mc_check() is essentially a read-only function.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Reviewed-by: default avatarSimon Horman <simon.horman@corigine.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a0a989d3

include/net/addrconf.h

+1 −1
Original line number Diff line number Diff line
@@ -223,7 +223,7 @@ int ipv6_sock_mc_drop(struct sock *sk, int ifindex, 
		      const struct in6_addr *addr);

void __ipv6_sock_mc_close(struct sock *sk);

void ipv6_sock_mc_close(struct sock *sk);

bool inet6_mc_check(struct sock *sk, const struct in6_addr *mc_addr,

bool inet6_mc_check(const struct sock *sk, const struct in6_addr *mc_addr,

		    const struct in6_addr *src_addr);



int ipv6_dev_mc_inc(struct net_device *dev, const struct in6_addr *addr);

net/ipv6/mcast.c

+4 −4
Original line number Diff line number Diff line
@@ -627,12 +627,12 @@ int ip6_mc_msfget(struct sock *sk, struct group_filter *gsf, 
	return 0;

}



bool inet6_mc_check(struct sock *sk, const struct in6_addr *mc_addr,

bool inet6_mc_check(const struct sock *sk, const struct in6_addr *mc_addr,

		    const struct in6_addr *src_addr)

{

	struct ipv6_pinfo *np = inet6_sk(sk);

	struct ipv6_mc_socklist *mc;

	struct ip6_sf_socklist *psl;

	const struct ipv6_pinfo *np = inet6_sk(sk);

	const struct ipv6_mc_socklist *mc;

	const struct ip6_sf_socklist *psl;

	bool rv = true;



	rcu_read_lock();