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-rw-r--r--net/ipv4/devinet.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 914ccc7f192a..6fd4628d10b9 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1287,6 +1287,7 @@ __be32 inet_select_addr(const struct net_device *dev, __be32 dst, int scope)
{
const struct in_ifaddr *ifa;
__be32 addr = 0;
+ unsigned char localnet_scope = RT_SCOPE_HOST;
struct in_device *in_dev;
struct net *net = dev_net(dev);
int master_idx;
@@ -1296,10 +1297,13 @@ __be32 inet_select_addr(const struct net_device *dev, __be32 dst, int scope)
if (!in_dev)
goto no_in_dev;
+ if (unlikely(IN_DEV_ROUTE_LOCALNET(in_dev)))
+ localnet_scope = RT_SCOPE_LINK;
+
in_dev_for_each_ifa_rcu(ifa, in_dev) {
if (ifa->ifa_flags & IFA_F_SECONDARY)
continue;
- if (ifa->ifa_scope > scope)
+ if (min(ifa->ifa_scope, localnet_scope) > scope)
continue;
if (!dst || inet_ifa_match(dst, ifa)) {
addr = ifa->ifa_local;