neels has uploaded this change for review. ( 
https://gerrit.osmocom.org/c/osmo-upf/+/30466 )


Change subject: fix tunmap: mixup of Access/Core side FAR rules
......................................................................

fix tunmap: mixup of Access/Core side FAR rules

For tunmap, forward to the correct side: when collecting PDR and FAR on
one side, we need to take its PDR and the *reverse* FAR, instead of the
FAR paired with that PDR:

  Access --PDR-1->|--FAR-1-> Core
         <-FAR-2--|<-PDR-2--

Related: SYS#6192
Change-Id: I66babdfe4c1746bd3bf259342ce80dae2661de8c
---
M src/osmo-upf/up_session.c
1 file changed, 4 insertions(+), 4 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/osmo-upf refs/changes/66/30466/1

diff --git a/src/osmo-upf/up_session.c b/src/osmo-upf/up_session.c
index d2a405d..fe3d359 100644
--- a/src/osmo-upf/up_session.c
+++ b/src/osmo-upf/up_session.c
@@ -1324,13 +1324,13 @@
                .tunmap = {
                        .access = {
                                .local_teid = pdr->local_f_teid->fixed.teid,
-                               .remote_teid = 
far_forw->outer_header_creation.teid,
-                               .gtp_remote_addr = 
far_forw->outer_header_creation.ip_addr.v4,
+                               .remote_teid = 
rfar_forw->outer_header_creation.teid,
+                               .gtp_remote_addr = 
rfar_forw->outer_header_creation.ip_addr.v4,
                        },
                        .core = {
                                .local_teid = rpdr->local_f_teid->fixed.teid,
-                               .remote_teid = 
rfar_forw->outer_header_creation.teid,
-                               .gtp_remote_addr = 
rfar_forw->outer_header_creation.ip_addr.v4,
+                               .remote_teid = 
far_forw->outer_header_creation.teid,
+                               .gtp_remote_addr = 
far_forw->outer_header_creation.ip_addr.v4,
                        },
                },
        };

--
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Gerrit-Project: osmo-upf
Gerrit-Branch: master
Gerrit-Change-Id: I66babdfe4c1746bd3bf259342ce80dae2661de8c
Gerrit-Change-Number: 30466
Gerrit-PatchSet: 1
Gerrit-Owner: neels <[email protected]>
Gerrit-MessageType: newchange

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