diff options
Diffstat (limited to 'net/core/flow_dissector.c')
| -rw-r--r-- | net/core/flow_dissector.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c index bac0184cf3de..3255f57f5131 100644 --- a/net/core/flow_dissector.c +++ b/net/core/flow_dissector.c @@ -1196,9 +1196,8 @@ proto_again: break; } - proto = hdr->proto; nhoff += PPPOE_SES_HLEN; - switch (proto) { + switch (hdr->proto) { case htons(PPP_IP): proto = htons(ETH_P_IP); fdret = FLOW_DISSECT_RET_PROTO_AGAIN; @@ -1307,6 +1306,11 @@ ip_proto_again: switch (ip_proto) { case IPPROTO_GRE: + if (flags & FLOW_DISSECTOR_F_STOP_BEFORE_ENCAP) { + fdret = FLOW_DISSECT_RET_OUT_GOOD; + break; + } + fdret = __skb_flow_dissect_gre(skb, key_control, flow_dissector, target_container, data, &proto, &nhoff, &hlen, flags); @@ -1364,6 +1368,11 @@ ip_proto_again: break; } case IPPROTO_IPIP: + if (flags & FLOW_DISSECTOR_F_STOP_BEFORE_ENCAP) { + fdret = FLOW_DISSECT_RET_OUT_GOOD; + break; + } + proto = htons(ETH_P_IP); key_control->flags |= FLOW_DIS_ENCAPSULATION; @@ -1376,6 +1385,11 @@ ip_proto_again: break; case IPPROTO_IPV6: + if (flags & FLOW_DISSECTOR_F_STOP_BEFORE_ENCAP) { + fdret = FLOW_DISSECT_RET_OUT_GOOD; + break; + } + proto = htons(ETH_P_IPV6); key_control->flags |= FLOW_DIS_ENCAPSULATION; |