net: ipv4: Pass fib_rt_info as const to fib_dump_info()

fib_dump_info() does not change 'fri', so pass it as 'const'.
It will later allow us to invoke fib_dump_info() from
fib_alias_hw_flags_set().

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/net/ipv4/fib_lookup.h b/net/ipv4/fib_lookup.h
index 818916b..b75db4d 100644 (file)
--- a/net/ipv4/fib_lookup.h
+++ b/net/ipv4/fib_lookup.h
@@ -39,7 +39,7 @@ int fib_nh_match(struct net *net, struct fib_config *cfg, struct fib_info *fi,
                 struct netlink_ext_ack *extack);
 bool fib_metrics_match(struct fib_config *cfg, struct fib_info *fi);
 int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
-                 struct fib_rt_info *fri, unsigned int flags);
+                 const struct fib_rt_info *fri, unsigned int flags);
 void rtmsg_fib(int event, __be32 key, struct fib_alias *fa, int dst_len,
               u32 tb_id, const struct nl_info *info, unsigned int nlm_flags);
 

diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index b5400ce..dba56fa 100644 (file)
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -1733,7 +1733,7 @@ static int fib_add_multipath(struct sk_buff *skb, struct fib_info *fi)
 #endif
 
 int fib_dump_info(struct sk_buff *skb, u32 portid, u32 seq, int event,
-                 struct fib_rt_info *fri, unsigned int flags)
+                 const struct fib_rt_info *fri, unsigned int flags)
 {
        unsigned int nhs = fib_info_num_path(fri->fi);
        struct fib_info *fi = fri->fi;