diff mbox series

[09/12] flow_dissector: Parse ESP, L2TP, and SCTP in UDP

Message ID 20240731172332.683815-10-tom@herbertland.com (mailing list archive)
State Changes Requested
Delegated to: Netdev Maintainers
Headers show
Series flow_dissector: Dissect UDP encapsulation protocols | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Guessed tree name to be net-next, async
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit fail Errors and warnings before: 46 this patch: 46
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers warning 1 maintainers not CCed: pabeni@redhat.com
netdev/build_clang fail Errors and warnings before: 48 this patch: 48
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn fail Errors and warnings before: 49 this patch: 49
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 23 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 3 this patch: 3
netdev/source_inline success Was 0 now: 0

Commit Message

Tom Herbert July 31, 2024, 5:23 p.m. UTC 
These don't have an encapsulation header so it's fairly easy to
support them

Signed-off-by: Tom Herbert <tom@herbertland.com>
---
 net/core/flow_dissector.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)
diff mbox series

Patch

diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index 68906c4bb474..3766dc4d5b23 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -951,10 +951,23 @@  __skb_flow_dissect_udp(const struct sk_buff *skb, struct net *net,
 	ret = FLOW_DISSECT_RET_OUT_GOOD;
 
 	switch (encap_type) {
+	case UDP_ENCAP_ESPINUDP_NON_IKE:
+	case UDP_ENCAP_ESPINUDP:
+		*p_ip_proto = IPPROTO_ESP;
+		ret = FLOW_DISSECT_RET_IPPROTO_AGAIN;
+		break;
+	case UDP_ENCAP_L2TPINUDP:
+		*p_ip_proto = IPPROTO_L2TP;
+		ret = FLOW_DISSECT_RET_IPPROTO_AGAIN;
+		break;
 	case UDP_ENCAP_FOU:
 		*p_ip_proto = fou_protocol;
 		ret = FLOW_DISSECT_RET_IPPROTO_AGAIN;
 		break;
+	case UDP_ENCAP_SCTP:
+		*p_ip_proto = IPPROTO_SCTP;
+		ret = FLOW_DISSECT_RET_IPPROTO_AGAIN;
+		break;
 	case UDP_ENCAP_VXLAN:
 	case UDP_ENCAP_VXLAN_GPE:
 		ret = __skb_flow_dissect_vxlan(skb, flow_dissector,