Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[firefly-linux-kernel-4.4.55.git] / net / ipv4 / icmp.c

diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index efc7cbe759c9785f6e7939d3269732701835fb7f..3e14d9cd29b3cb65dab4cbf238bbe90ae58120d5 100644 (file)
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -578,7 +578,7 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
                }
 
                if (xfrm_decode_session_reverse(skb_in, &fl, AF_INET))
-                       goto ende;
+                       goto relookup_failed;
 
                if (inet_addr_type(net, fl.fl4_src) == RTN_LOCAL)
                        err = __ip_route_output_key(net, &rt2, &fl);
@@ -588,7 +588,7 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
 
                        fl2.fl4_dst = fl.fl4_src;
                        if (ip_route_output_key(net, &rt2, &fl2))
-                               goto ende;
+                               goto relookup_failed;
 
                        /* Ugh! */
                        odst = skb_in->dst;
@@ -601,21 +601,23 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
                }
 
                if (err)
-                       goto ende;
+                       goto relookup_failed;
 
                err = xfrm_lookup((struct dst_entry **)&rt2, &fl, NULL,
                                  XFRM_LOOKUP_ICMP);
-               if (err == -ENOENT) {
+               switch (err) {
+               case 0:
+                       dst_release(&rt->u.dst);
+                       rt = rt2;
+                       break;
+               case -EPERM:
+                       goto ende;
+               default:
+relookup_failed:
                        if (!rt)
                                goto out_unlock;
-                       goto route_done;
+                       break;
                }
-
-               dst_release(&rt->u.dst);
-               rt = rt2;
-
-               if (err)
-                       goto out_unlock;
        }
 
 route_done: