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ipv6: include NLM_F_REPLACE in route replace notifications 

This patch adds NLM_F_REPLACE flag to ipv6 route replace notifications.
This makes nlm_flags in ipv6 replace notifications consistent
with ipv4.

Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Acked-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Reviewed-by: Michal Kubecek <mkubecek@suse.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Roopa Prabhu 2015-09-13 10:18:33 -07:00 committed by David S. Miller
parent 20471ed4d4
commit 37a1d3611c
3 changed files with 8 additions and 6 deletions
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3
include/net/ip6_fib.h
View File

@ -275,7 +275,8 @@ int fib6_add(struct fib6_node *root, struct rt6_info *rt,
struct nl_info *info, struct mx6_config *mxc);
int fib6_del(struct rt6_info *rt, struct nl_info *info);
void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info);
void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info,
unsigned int flags);
void fib6_run_gc(unsigned long expires, struct net *net, bool force);

6
net/ipv6/ip6_fib.c
View File

@ -851,7 +851,7 @@ add:
*ins = rt;
rt->rt6i_node = fn;
atomic_inc(&rt->rt6i_ref);
inet6_rt_notify(RTM_NEWROUTE, rt, info);
inet6_rt_notify(RTM_NEWROUTE, rt, info, 0);
info->nl_net->ipv6.rt6_stats->fib_rt_entries++;
if (!(fn->fn_flags & RTN_RTINFO)) {
@ -877,7 +877,7 @@ add:
rt->rt6i_node = fn;
rt->dst.rt6_next = iter->dst.rt6_next;
atomic_inc(&rt->rt6i_ref);
inet6_rt_notify(RTM_NEWROUTE, rt, info);
inet6_rt_notify(RTM_NEWROUTE, rt, info, NLM_F_REPLACE);
if (!(fn->fn_flags & RTN_RTINFO)) {
info->nl_net->ipv6.rt6_stats->fib_route_nodes++;
fn->fn_flags |= RTN_RTINFO;
@ -1422,7 +1422,7 @@ static void fib6_del_route(struct fib6_node *fn, struct rt6_info **rtp,
fib6_purge_rt(rt, fn, net);
inet6_rt_notify(RTM_DELROUTE, rt, info);
inet6_rt_notify(RTM_DELROUTE, rt, info, 0);
rt6_release(rt);
}

5
net/ipv6/route.c
View File

@ -3304,7 +3304,8 @@ errout:
return err;
}
void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info)
void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info,
unsigned int nlm_flags)
{
struct sk_buff *skb;
struct net *net = info->nl_net;
@ -3319,7 +3320,7 @@ void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info)
goto errout;
err = rt6_fill_node(net, skb, rt, NULL, NULL, 0,
event, info->portid, seq, 0, 0, 0);
event, info->portid, seq, 0, 0, nlm_flags);
if (err < 0) {
/* -EMSGSIZE implies BUG in rt6_nlmsg_size() */
WARN_ON(err == -EMSGSIZE);