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path: root/net/xfrm/xfrm_policy.c
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Diffstat (limited to 'net/xfrm/xfrm_policy.c')
-rw-r--r--net/xfrm/xfrm_policy.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 76e1873811d4..9a91f7431c41 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1844,6 +1844,13 @@ static int xdst_queue_output(struct sk_buff *skb)
struct xfrm_dst *xdst = (struct xfrm_dst *) dst;
struct xfrm_policy *pol = xdst->pols[0];
struct xfrm_policy_queue *pq = &pol->polq;
+ const struct sk_buff *fclone = skb + 1;
+
+ if (unlikely(skb->fclone == SKB_FCLONE_ORIG &&
+ fclone->fclone == SKB_FCLONE_CLONE)) {
+ kfree_skb(skb);
+ return 0;
+ }
if (pq->hold_queue.qlen > XFRM_MAX_QUEUE_LEN) {
kfree_skb(skb);