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-rw-r--r--net/xfrm/xfrm_input.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index a026b0e..54a0dc2e 100644
--- a/net/xfrm/xfrm_input.c
+++ b/net/xfrm/xfrm_input.c
@@ -212,6 +212,11 @@ resume:
/* only the first xfrm gets the encap type */
encap_type = 0;
+ if (async && x->repl->check(x, skb, seq)) {
+ XFRM_INC_STATS(net, LINUX_MIB_XFRMINSTATESEQERROR);
+ goto drop_unlock;
+ }
+
x->repl->advance(x, seq);
x->curlft.bytes += skb->len;

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