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-rw-r--r--net/xfrm/xfrm_policy.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index cee479bc655c..638af0655aaf 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -2269,11 +2269,9 @@ struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig,
* have the xfrm_state's. We need to wait for KM to
* negotiate new SA's or bail out with error.*/
if (net->xfrm.sysctl_larval_drop) {
- dst_release(dst);
- xfrm_pols_put(pols, drop_pols);
XFRM_INC_STATS(net, LINUX_MIB_XFRMOUTNOSTATES);
-
- return ERR_PTR(-EREMOTE);
+ err = -EREMOTE;
+ goto error;
}
err = -EAGAIN;
@@ -2324,7 +2322,8 @@ nopol:
error:
dst_release(dst);
dropdst:
- dst_release(dst_orig);
+ if (!(flags & XFRM_LOOKUP_KEEP_DST_REF))
+ dst_release(dst_orig);
xfrm_pols_put(pols, drop_pols);
return ERR_PTR(err);
}
@@ -2338,7 +2337,8 @@ struct dst_entry *xfrm_lookup_route(struct net *net, struct dst_entry *dst_orig,
struct sock *sk, int flags)
{
struct dst_entry *dst = xfrm_lookup(net, dst_orig, fl, sk,
- flags | XFRM_LOOKUP_QUEUE);
+ flags | XFRM_LOOKUP_QUEUE |
+ XFRM_LOOKUP_KEEP_DST_REF);
if (IS_ERR(dst) && PTR_ERR(dst) == -EREMOTE)
return make_blackhole(net, dst_orig->ops->family, dst_orig);