diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c index 103871784e50..66dff5e3d772 100644 --- a/net/ethernet/eth.c +++ b/net/ethernet/eth.c @@ -125,6 +125,7 @@ EXPORT_SYMBOL(eth_header); */ u32 eth_get_headlen(void *data, unsigned int len) { + const unsigned int flags = FLOW_DISSECTOR_F_PARSE_1ST_FRAG; const struct ethhdr *eth = (const struct ethhdr *)data; struct flow_keys keys; @@ -134,7 +135,7 @@ u32 eth_get_headlen(void *data, unsigned int len) /* parse any remaining L2/L3 headers, check for L4 */ if (!skb_flow_dissect_flow_keys_buf(&keys, data, eth->h_proto, - sizeof(*eth), len, 0)) + sizeof(*eth), len, flags)) return max_t(u32, keys.control.thoff, sizeof(*eth)); /* parse for any L4 headers */