fib: Use const struct nl_info * in rtmsg_fib

The rtmsg_fib function doesn't modify this argument so mark
it const.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 2 insertions, 2 deletions

diff --git a/net/ipv4/fib_lookup.h b/net/ipv4/fib_lookup.h
index af0f14aba169..50cfb3ef560f 100644
--- a/net/ipv4/fib_lookup.h
+++ b/net/ipv4/fib_lookup.h
@@ -32,7 +32,7 @@ extern int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
                          int dst_len, u8 tos, struct fib_info *fi,
                          unsigned int);
 extern void rtmsg_fib(int event, __be32 key, struct fib_alias *fa,
-                      int dst_len, u32 tb_id, struct nl_info *info,
+                      int dst_len, u32 tb_id, const struct nl_info *info,
                       unsigned int nlm_flags);
 extern struct fib_alias *fib_find_alias(struct list_head *fah,
                                         u8 tos, u32 prio);
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index d5dbca5ecf62..e63f47a4e651 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -380,7 +380,7 @@ static inline size_t fib_nlmsg_size(struct fib_info *fi)
 }
 
 void rtmsg_fib(int event, __be32 key, struct fib_alias *fa,
-               int dst_len, u32 tb_id, struct nl_info *info,
+               int dst_len, u32 tb_id, const struct nl_info *info,
                unsigned int nlm_flags)
 {
         struct sk_buff *skb;