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ipv4: constify ip_mc_sf_allow() socket argument

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This clarifies ip_mc_sf_allow() intent.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2023-03-16 15:31:56 +00:00 committed by David S. Miller
parent abc17a11ed
commit 33e972bdf0
2 changed files with 3 additions and 3 deletions
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2
include/linux/igmp.h
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@ -122,7 +122,7 @@ extern int ip_mc_msfget(struct sock *sk, struct ip_msfilter *msf,
sockptr_t optval, sockptr_t optlen);
extern int ip_mc_gsfget(struct sock *sk, struct group_filter *gsf,
sockptr_t optval, size_t offset);
extern int ip_mc_sf_allow(struct sock *sk, __be32 local, __be32 rmt,
extern int ip_mc_sf_allow(const struct sock *sk, __be32 local, __be32 rmt,
int dif, int sdif);
extern void ip_mc_init_dev(struct in_device *);
extern void ip_mc_destroy_dev(struct in_device *);

4
net/ipv4/igmp.c
View file

@ -2638,10 +2638,10 @@ int ip_mc_gsfget(struct sock *sk, struct group_filter *gsf,
/*
* check if a multicast source filter allows delivery for a given <src,dst,intf>
*/
int ip_mc_sf_allow(struct sock *sk, __be32 loc_addr, __be32 rmt_addr,
int ip_mc_sf_allow(const struct sock *sk, __be32 loc_addr, __be32 rmt_addr,
int dif, int sdif)
{
struct inet_sock *inet = inet_sk(sk);
const struct inet_sock *inet = inet_sk(sk);
struct ip_mc_socklist *pmc;
struct ip_sf_socklist *psl;
int i;