pespin submitted this change.

View Change

Approvals: Jenkins Builder: Verified laforge: Looks good to me, but someone else must approve fixeria: Looks good to me, approved
osmux: Fix unwanted RTP marker bit upon rx of osmux seqnum wrap around

The wrap around case was not properly considered in the condition
setting the Marker bit. Let's fix it.

Related: SYS#5987
Change-Id: I6e01f29a6239f930c9be2bcb2efe447e5de8fedf
---
M src/osmux.c
M tests/osmux/osmux_output_test.ok
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/osmux.c b/src/osmux.c
index 20b6798..ec5712d 100644
--- a/src/osmux.c
+++ b/src/osmux.c
@@ -156,7 +156,7 @@
* steady increase of delay
*/
rtph->marker = first_pkt &&
- (osmuxh->rtp_m || (osmuxh->seq != h->osmux_seq_ack + 1));
+ (osmuxh->rtp_m || (osmuxh->seq != ((h->osmux_seq_ack + 1) & 0xff)));

msgb_put(out_msg, sizeof(struct rtp_hdr));

diff --git a/tests/osmux/osmux_output_test.ok b/tests/osmux/osmux_output_test.ok
index f69c0a9..f08748f 100644
--- a/tests/osmux/osmux_output_test.ok
+++ b/tests/osmux/osmux_output_test.ok
@@ -108,7 +108,7 @@
===test_output_seqnum_wraparound===
sys={0.000000}, mono={0.000000}: clock_override_set
sys={0.000000}, mono={0.000000}: Sending osmux frame with seqnum=0
-sys={0.000000}, mono={0.000000}: dequeue: seq=50 ts=500 M enqueued=5
+sys={0.000000}, mono={0.000000}: dequeue: seq=50 ts=500 enqueued=5
sys={0.040000}, mono={0.040000}: clock_override_add
sys={0.040000}, mono={0.040000}: dequeue: seq=51 ts=660 enqueued=4
sys={0.040000}, mono={0.040000}: dequeue: seq=52 ts=820 enqueued=3

2 is the latest approved patch-set. No files were changed between the latest approved patch-set and the submitted one.

To view, visit change 29521. To unsubscribe, or for help writing mail filters, visit settings.

Gerrit-Project: libosmo-netif
Gerrit-Branch: master
Gerrit-Change-Id: I6e01f29a6239f930c9be2bcb2efe447e5de8fedf
Gerrit-Change-Number: 29521
Gerrit-PatchSet: 3
Gerrit-Owner: pespin <pespin@sysmocom.de>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: fixeria <vyanitskiy@sysmocom.de>
Gerrit-Reviewer: laforge <laforge@osmocom.org>
Gerrit-Reviewer: pespin <pespin@sysmocom.de>
Gerrit-MessageType: merged