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-rw-r--r--net/ipv4/route.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 14654876127e..621f83434b24 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1482,7 +1482,7 @@ static bool rt_cache_route(struct fib_nh_common *nhc, struct rtable *rt)
prev = cmpxchg(p, orig, rt);
if (prev == orig) {
if (orig) {
- dst_dev_put(&orig->dst);
+ rt_add_uncached_list(orig);
dst_release(&orig->dst);
}
} else {
@@ -2470,14 +2470,17 @@ struct rtable *ip_route_output_key_hash_rcu(struct net *net, struct flowi4 *fl4,
int orig_oif = fl4->flowi4_oif;
unsigned int flags = 0;
struct rtable *rth;
- int err = -ENETUNREACH;
+ int err;
if (fl4->saddr) {
- rth = ERR_PTR(-EINVAL);
if (ipv4_is_multicast(fl4->saddr) ||
ipv4_is_lbcast(fl4->saddr) ||
- ipv4_is_zeronet(fl4->saddr))
+ ipv4_is_zeronet(fl4->saddr)) {
+ rth = ERR_PTR(-EINVAL);
goto out;
+ }
+
+ rth = ERR_PTR(-ENETUNREACH);
/* I removed check for oif == dev_out->oif here.
It was wrong for two reasons: