1 files changed, 3 insertions, 2 deletions

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 5c48293ff062..d3588885f097 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2245,9 +2245,10 @@ int ip6_route_get_saddr(struct net *net,
                         unsigned int prefs,
                         struct in6_addr *saddr)
 {
-        struct inet6_dev *idev = ip6_dst_idev((struct dst_entry *)rt);
+        struct inet6_dev *idev =
+                rt ? ip6_dst_idev((struct dst_entry *)rt) : NULL;
         int err = 0;
-        if (rt->rt6i_prefsrc.plen)
+        if (rt && rt->rt6i_prefsrc.plen)
                 *saddr = rt->rt6i_prefsrc.addr;
         else
                 err = ipv6_dev_get_saddr(net, idev ? idev->dev : NULL,