From ec60cc9548a64fe83733f123eb70b96b5122c696 Mon Sep 17 00:00:00 2001
From: Robert Schmidt <robert.schmidt@openairinterface.org>
Date: Tue, 18 Mar 2025 17:29:51 +0100
Subject: [PATCH] SCTP: avoid assert on partial SCTP message

The receive buffer for SCTP, as of this commit, is 8192. If a message is
larger, we receive only a partial message, which makes the gNB abort.
Remove the abort to not be susceptible to a message intended to crash
the gNB.

Closes: #920
---
 openair3/SCTP/sctp_eNB_task.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/openair3/SCTP/sctp_eNB_task.c b/openair3/SCTP/sctp_eNB_task.c
index 530b3ea6b0..6b83a7df6d 100644
--- a/openair3/SCTP/sctp_eNB_task.c
+++ b/openair3/SCTP/sctp_eNB_task.c
@@ -806,8 +806,8 @@ sctp_eNB_read_from_socket(
     }
 
     if (!(flags & MSG_EOR)) {
-      SCTP_ERROR("fatal: partial SCTP messages are not handled\n");
-      exit_fun("fatal: partial SCTP messages are not handled" );
+      SCTP_ERROR("partial SCTP message received, discarding message\n");
+      return;
     }
 
     if (flags & MSG_NOTIFICATION) {