1 files changed, 41 insertions, 2 deletions

diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index 25fb0bbc310f..6bed3992df81 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -27,6 +27,7 @@
 #include <linux/tcp.h>
 #include <linux/ptp_classify.h>
 #include <net/flow_dissector.h>
+#include <net/pkt_cls.h>
 #include <scsi/fc/fc_fcoe.h>
 #include <uapi/linux/batadv_packet.h>
 #include <linux/bpf.h>
@@ -241,6 +242,15 @@ void skb_flow_dissect_meta(const struct sk_buff *skb,
 					 FLOW_DISSECTOR_KEY_META,
 					 target_container);
 	meta->ingress_ifindex = skb->skb_iif;
+#if IS_ENABLED(CONFIG_NET_TC_SKB_EXT)
+	if (tc_skb_ext_tc_enabled()) {
+		struct tc_skb_ext *ext;
+
+		ext = skb_ext_find(skb, TC_SKB_EXT);
+		if (ext)
+			meta->l2_miss = ext->l2_miss;
+	}
+#endif
 }
 EXPORT_SYMBOL(skb_flow_dissect_meta);
 
@@ -548,6 +558,30 @@ __skb_flow_dissect_arp(const struct sk_buff *skb,
 }
 
 static enum flow_dissect_ret
+__skb_flow_dissect_cfm(const struct sk_buff *skb,
+		       struct flow_dissector *flow_dissector,
+		       void *target_container, const void *data,
+		       int nhoff, int hlen)
+{
+	struct flow_dissector_key_cfm *key, *hdr, _hdr;
+
+	if (!dissector_uses_key(flow_dissector, FLOW_DISSECTOR_KEY_CFM))
+		return FLOW_DISSECT_RET_OUT_GOOD;
+
+	hdr = __skb_header_pointer(skb, nhoff, sizeof(*key), data, hlen, &_hdr);
+	if (!hdr)
+		return FLOW_DISSECT_RET_OUT_BAD;
+
+	key = skb_flow_dissector_target(flow_dissector, FLOW_DISSECTOR_KEY_CFM,
+					target_container);
+
+	key->mdl_ver = hdr->mdl_ver;
+	key->opcode = hdr->opcode;
+
+	return FLOW_DISSECT_RET_OUT_GOOD;
+}
+
+static enum flow_dissect_ret
 __skb_flow_dissect_gre(const struct sk_buff *skb,
 		       struct flow_dissector_key_control *key_control,
 		       struct flow_dissector *flow_dissector,
@@ -1390,6 +1424,12 @@ proto_again:
 		break;
 	}
 
+	case htons(ETH_P_CFM):
+		fdret = __skb_flow_dissect_cfm(skb, flow_dissector,
+					       target_container, data,
+					       nhoff, hlen);
+		break;
+
 	default:
 		fdret = FLOW_DISSECT_RET_OUT_BAD;
 		break;
@@ -1740,8 +1780,7 @@ u32 __skb_get_hash_symmetric(const struct sk_buff *skb)
 
 	memset(&keys, 0, sizeof(keys));
 	__skb_flow_dissect(NULL, skb, &flow_keys_dissector_symmetric,
-			   &keys, NULL, 0, 0, 0,
-			   FLOW_DISSECTOR_F_STOP_AT_FLOW_LABEL);
+			   &keys, NULL, 0, 0, 0, 0);
 
 	return __flow_hash_from_keys(&keys, &hashrnd);
 }