[RTNETLINK]: Fix sending netlink message when replace route.

When you replace route via ip r r command the netlink multicast message is
not send.  This patch corrects it.  NL message is sent with NLM_F_REPLACE
flag.

Addresses http://bugzilla.kernel.org/show_bug.cgi?id=8320

Signed-off-by: Milan Kocian <milon@wq.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 2 deletions

diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 406ea7050aed..bb94550d95c3 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -301,7 +301,8 @@ 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, struct nl_info *info,
+               unsigned int nlm_flags)
 {
         struct sk_buff *skb;
         u32 seq = info->nlh ? info->nlh->nlmsg_seq : 0;
@@ -313,7 +314,7 @@ void rtmsg_fib(int event, __be32 key, struct fib_alias *fa,
 
         err = fib_dump_info(skb, info->pid, seq, event, tb_id,
                             fa->fa_type, fa->fa_scope, key, dst_len,
-                            fa->fa_tos, fa->fa_info, 0);
+                            fa->fa_tos, fa->fa_info, nlm_flags);
         if (err < 0) {
                 /* -EMSGSIZE implies BUG in fib_nlmsg_size() */
                 WARN_ON(err == -EMSGSIZE);