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Diffstat (limited to 'net/ipv4/esp4_offload.c')
-rw-r--r--net/ipv4/esp4_offload.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/esp4_offload.c b/net/ipv4/esp4_offload.c
index 50112324fa5c..f8b918c766b0 100644
--- a/net/ipv4/esp4_offload.c
+++ b/net/ipv4/esp4_offload.c
@@ -182,11 +182,13 @@ out:
static int esp_input_tail(struct xfrm_state *x, struct sk_buff *skb)
{
struct crypto_aead *aead = x->data;
+ struct xfrm_offload *xo = xfrm_offload(skb);
if (!pskb_may_pull(skb, sizeof(struct ip_esp_hdr) + crypto_aead_ivsize(aead)))
return -EINVAL;
- skb->ip_summed = CHECKSUM_NONE;
+ if (!(xo->flags & CRYPTO_DONE))
+ skb->ip_summed = CHECKSUM_NONE;
return esp_input_done2(skb, 0);
}
@@ -303,3 +305,4 @@ module_init(esp4_offload_init);
module_exit(esp4_offload_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Steffen Klassert <steffen.klassert@secunet.com>");
+MODULE_ALIAS_XFRM_OFFLOAD_TYPE(AF_INET, XFRM_PROTO_ESP);