Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next

[linux-2.6-microblaze.git] / net / core / flow_dissector.c

diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index 2e8d91e..9f28405 100644 (file)
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -783,6 +783,7 @@ bool __skb_flow_dissect(const struct sk_buff *skb,
                /* Pass parameters to the BPF program */
                cb->qdisc_cb.flow_keys = &flow_keys;
                flow_keys.nhoff = nhoff;
+               flow_keys.thoff = nhoff;
 
                bpf_compute_data_pointers((struct sk_buff *)skb);
                result = BPF_PROG_RUN(attached, skb);
@@ -790,9 +791,12 @@ bool __skb_flow_dissect(const struct sk_buff *skb,
                /* Restore state */
                memcpy(cb, &cb_saved, sizeof(cb_saved));
 
+               flow_keys.nhoff = clamp_t(u16, flow_keys.nhoff, 0, skb->len);
+               flow_keys.thoff = clamp_t(u16, flow_keys.thoff,
+                                         flow_keys.nhoff, skb->len);
+
                __skb_flow_bpf_to_target(&flow_keys, flow_dissector,
                                         target_container);
-               key_control->thoff = min_t(u16, key_control->thoff, skb->len);
                rcu_read_unlock();
                return result == BPF_OK;
        }